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Information on the biology of species and the ecology of habitats found around the coasts and seas of the British Isles

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  1. Home
  2. Gallery
  3. Species gallery - Polychaeta

Species Gallery (Polychaeta)

The links below will open a large version of the image in an overlay

Acromegalomma vesiculosum.

Copyright: Dr Keith Hiscock

Line drawing of Alkmaria romijni.

Amalosoma eddystonense proboscis sticking out of the sand.

Copyright: Lin Baldock

Aphrodita aculeata.

Copyright: Dr Keith Hiscock

Aphrodita aculeata on seabed at Firestone bay, Plymouth Sound.

Copyright: Dr Keith Hiscock

Aphrodita aculeata on seabed.

Copyright: Dr Keith Hiscock

A stranded sea mouse Aphrodita aculeata.

Copyright: Stephen Chalk

A stranded sea mouse Aphrodita aculeata.

Copyright: Stephen Chalk

Close up of Aphrodita aculeata head.

Copyright: Crown copyright

Ventral view of Aphrodita aculeata.

Copyright: Sue Scott

Specimen of Arenicola marina with proboscis everted.

Copyright: Dr Matt Bentley

Arenicola marina burrow entrance.

Copyright: Judith Oakley

Arenicola marina casts and burrow entrance.

Copyright: Judith Oakley

Arenicola marina casts at Mount Batten in Plymouth Sound.

Copyright: Dr Keith Hiscock

Arenicola marina casts.

Copyright: Judith Oakley

A lug worm out of the sediment.

Copyright: Tabitha Pearman

Aggregation of Arenicola marina casts at 5m depth.

Copyright: Paul Newland

Line drawing of Armandia cirrhosa.

Spiral fan worm Bispira volutacornis on rock covered by Dendrodoa grossularia.

Copyright: Dr Keith Hiscock

Bispira volutacornis at Firestone Bay, Plymouth Sound.

Copyright: Dr Keith Hiscock

Bispira volutacornis at Firstone Bay in Plymouth Sound.

Copyright: Dr Keith Hiscock

Bispira volutacornis in Lyme Bay, Devon.

Copyright: Robert Keen

A number of Bispira volutacornis worms feeding.

Copyright: Paula Ferris

Spiral fan worm Bispira volutacornis at Firestone Bay in Plymouth Sound.

Copyright: Dr Keith Hiscock

Branchiomma bombyx removed from its tube.

Copyright: Peter Barfield

Parchment worm removed from its tube, showing ventral surfaces of body.

Copyright: Jack Sewell

Parchment worm removed from its tube, showing three distinct body regions.

Copyright: Jack Sewell

Parchment worm removed from its tube, showing ventral surfaces of body.

Copyright: Jack Sewell

Tubes of Chaetopterus variopedatus.

Copyright: Dr Keith Hiscock

Chaetozone setosa.

Copyright: Crown copyright

Cirratulus spp.

Copyright: Amgueddfa Cymru - Museum Wales

Eulalia viridis.

Copyright: Dr Keith Hiscock

Eulalia viridis crawling across a Sabellaria alveolata reef.

Copyright: Judith Oakley

Eulalia viridis eggs.

Copyright: Fiona Crouch

Eulalia viridis on a rocky shore.

Copyright: Judith Oakley

Close-up of Ficopomatus enigmaticus encrusting a marina buoy.

Copyright: Judith Oakley

Ficopomatus enigmaticus growing on a buoy in a marina.

Copyright: Judith Oakley

Filograna implexa clump.

Copyright: Dr Hilmar Hinz

Filograna implexa individuals.

Copyright: Dr Hilmar Hinz

Close up of Filograna implexa individual.

Copyright: Dr Hilmar Hinz

Hediste diversicolor at Wembury Point, Devon.

Copyright: Fiona Crouch

Hediste diversicolor on gravel with a 1 penny coin for scale.

Copyright: Dr Keith Hiscock

Hediste diversicolor on the shore with green seaweed - view 1.

Copyright: Judith Oakley

Hediste diversicolor on the shore with green seaweed - view 2.

Copyright: Judith Oakley

Janua heterostropha.

Copyright: Marine Biological Association of the UK (MBA)

Janua heterostropha frontal view of feeding tentacles and operculum.

Copyright: Marine Biological Association of the UK (MBA)

Lagis koreni highlighting pink iridescence and golden anterior chaetae.

Copyright: Marine Ecological Surveys Ltd

Lagis koreni removed from sediment tube.

Copyright: Misjeel Decleer

Anterior end of Lagis koreni, contained within sediment tube.

Copyright: Dr Hans Hillewaert

Intact conical sediment tube of Lagis koreni.

Copyright: Dr Leen Vandepitte

The worm Lagis koreni in sediment.

Copyright: Dr Keith Hiscock

Lanice conchilega, sand mason worm.

Copyright: Sue Scott

Lanice conchilega bed.

Copyright: Sue Scott

Lanice conchilega on St Martins beach.

Copyright: Tabitha Pearman

A sand mason worm tube.

Copyright: Judith Oakley

Ejected material from Lanice conchilega.

Copyright: Paul Newland

Radiating tentacles of Lanice conchilega.

Copyright: Paul Newland

White tentacles of Lanice conchilega.

Copyright: Paul Newland

Magelona filiformis

Copyright: Dr Katie Mortimer-Jones

Magelona filiformis highlighting transparent body wall and pale pink gut.

Copyright: Crown copyright

Head and first segments of Magelona mirabilis

Copyright: Dr Katie Mortimer-Jones

Malmgrenia lunulata found intertidally under a stone on a beach.

Copyright: Nigel Sawyer

Myxicola infundibulum.

Copyright: Dr Keith Hiscock

Myxicola infundibulum in coarse substrata at Firestone Bay in the Plymouth Sound.

Copyright: Dr Keith Hiscock

Notomastus latericeus.

Copyright: Crown copyright

Ophelia borealis highlighting cone-shaped prostomium.

Copyright: Crown copyright

Owenia fusiformis.

Copyright: Crown copyright

Close up of Owenia fusiformis.

Copyright: Dr Hilmar Hinz

Polydora ciliata.

Copyright: Dr Keith Hiscock

Polydora ciliata with Hymeniacidon perleve

Copyright: Dr Keith Hiscock

Carpets of Polydora ciliata boring in limestone rock.

Copyright: Dr Keith Hiscock

Protula tubularia on the wreck of the Rosehill in Whitsand Bay, Cornwall.

Copyright: Dr Keith Hiscock

Protula tubularia in the Scilly Isles.

Copyright: Robert Keen

Protula tubularia off Mewstone, Plymouth. 28 m depth.

Copyright: Paul Newland

Three Sabella pavonina with tentacles fanned out.

Copyright: Sue Daly

Sabella pavonina at a few metres depth.

Copyright: Fiona Crouch

Sabella pavonina at Strome Narrows, Lochcarrin in Scotland.

Copyright: Dr Keith Hiscock

Sabella pavonina at Strome Narrows, Lochcarrin in Scotland.

Copyright: Dr Keith Hiscock

Sabella pavonina at Strome Narrows, Lochcarrin in Scotland.

Copyright: Dr Keith Hiscock

Sabella pavonina at Strome Narrows, Lochcarrin in Scotland.

Copyright: Dr Keith Hiscock

Close up of tentacles.

Copyright: Sue Scott

Fanworm in coarse sand

Copyright: Dr Keith Hiscock

Rock covered entirely with tubes of Sabellaria alveolata.

Copyright: Dr Keith Hiscock

Sabellaria alveolata larva about seven and a half weeks old. Dorsal view.

Copyright: Journal of the Marine Biological Association of the UK

Sabellaria alveolata openings.

Copyright: Peter Barfield

Sabellaria alveolata reef at Dunraven, Southerndown, south Wales.

Copyright: Judith Oakley

Sabellaria alveolata removed from tubes.

Copyright: Dr Keith Hiscock

Sabellaria alveolata surround a coastal defence bollard.

Copyright: Judith Oakley

A Sabellaria alveolata mound.

Copyright: Peter Barfield

Close up of tube porches.

Copyright: Judith Oakley

Mucus and first sandy tube of early bottom stage of Sabellaria alveolata Linnaeus (x39).

Copyright: Journal of the Marine Biological Association of the UK

Small hummock of Sabellaria alveolata at Dunraven, Southerndown, south Wales.

Copyright: Judith Oakley

Sublittoral Sabellaria alveolata at Nash Point

Copyright: Dr Keith Hiscock

Ventral view of early bottom stage of Sabellaria alveolata Linnaeus. Age just over seven weeks after fertilization.

Copyright: Journal of the Marine Biological Association of the UK

Sabellaria spinulosa tubes.

Copyright: Joint Nature Conservation Committee (JNCC)

Sabellaria spinulosa larva about two months old. Dorsal view.

Copyright: Journal of the Marine Biological Association of the UK

Sabellaria spinulosa tubes on Pecten maximus on the east cooast of Lundy.

Copyright: Dr Keith Hiscock

Sabellaria spinulosa tubes on scallop shell.

Copyright: Dr Keith Hiscock

Close up of head of Sabellaria spinulosa.

Copyright: Crown copyright

Early bottom stage of Sabellaria spinulosa Leuckart.

Copyright: Journal of the Marine Biological Association of the UK

Salmacina dysteri at Firestone Bay in Plymouth Sound.

Copyright: Dr Keith Hiscock

Salmacina dysteri at Firestone Bay in Plymouth Sound.

Copyright: Dr Keith Hiscock

Salmacina dysteri at Firestone Bay in Plymouth Sound.

Copyright: Dr Keith Hiscock

Scalibregma inflatum in a laboratory.

Copyright: Dr Hilmar Hinz

Specimen of Scoloplos (Scoloplos) armiger.

Copyright: Dr Inken Kruse

A tube worm Serpula vermicularis.

Copyright: Paul Naylor

Serpula vermicularis colony at Loch Creran, an SAC on the west coast of Scotland.

Copyright: Dr Keith Hiscock

Serpula vermicularis colony at Loch Creran, an SAC on the west coast of Scotland.

Copyright: Dr Keith Hiscock

A colony of Serpula vermicularis forming a small reef, Loch Creran, an SAC on the west coast of Scotland.

Copyright: Dr Keith Hiscock

Spiophanes bombyx.

Copyright: Crown copyright

Calcareous tubes of two keel worms among several barnacles.

Copyright: David Fenwick Snr.

Spirobranchus triqueter tubes encrusting a rock and bryozoan.

Copyright: Derek Mayes

Calcareous tubes of keel worm found near low water mark.

Copyright: David Fenwick Snr.

Group of individuals on seaweed.

Copyright: Sue Daly

Individual removed from soft mud.

Copyright: Dennis R. Seaward

Individuals removed from soft mud.

Copyright: Dennis R. Seaward

Gaertner’s spoon worm Thalassema thalassema

Copyright: Dr Keith Hiscock

Images: 117

Acromegalomma vesiculosum.

Modal: <i>Acromegalomma vesiculosum</i>.

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Line drawing of Alkmaria romijni.

Modal: Line drawing of <i>Alkmaria romijni</i>.

Photographer: -, Copyright: -

Amalosoma eddystonense proboscis sticking out of the sand.

Modal: <i>Amalosoma eddystonense</i> proboscis sticking out of the sand.

Photographer: Lin Baldock, Copyright: Lin Baldock

Aphrodita aculeata.

Modal: <i>Aphrodita aculeata</i>.

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Aphrodita aculeata on seabed at Firestone bay, Plymouth Sound.

Modal: <i>Aphrodita aculeata</i> on seabed at Firestone bay, Plymouth Sound.

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Aphrodita aculeata on seabed.

Modal: <i>Aphrodita aculeata</i> on seabed.

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

A stranded sea mouse Aphrodita aculeata.

Modal: A stranded sea mouse <i>Aphrodita aculeata</i>.

Photographer: Stephen Chalk, Copyright: Stephen Chalk

A stranded sea mouse Aphrodita aculeata.

Modal: A stranded sea mouse <i>Aphrodita aculeata</i>.

Photographer: Stephen Chalk, Copyright: Stephen Chalk

Close up of Aphrodita aculeata head.

Modal: Close up of <i>Aphrodita aculeata</i> head.

Photographer: Crown copyright, Copyright: Crown copyright

Ventral view of Aphrodita aculeata.

Modal: Ventral view of <i>Aphrodita aculeata</i>.

Photographer: Sue Scott, Copyright: Sue Scott

Specimen of Arenicola marina with proboscis everted.

Modal: Specimen of <i>Arenicola marina</i> with proboscis everted.

Photographer: Dr Matt Bentley, Copyright: Dr Matt Bentley

Arenicola marina burrow entrance.

Modal: <i>Arenicola marina</i> burrow entrance.

Photographer: Judith Oakley, Copyright: Judith Oakley

Arenicola marina casts and burrow entrance.

Modal: <i>Arenicola marina</i> casts and burrow entrance.

Photographer: Judith Oakley, Copyright: Judith Oakley

Arenicola marina casts at Mount Batten in Plymouth Sound.

Modal: <i>Arenicola marina</i> casts at Mount Batten in Plymouth Sound.

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Arenicola marina casts.

Modal: <i>Arenicola marina</i> casts.

Photographer: Judith Oakley, Copyright: Judith Oakley

A lug worm out of the sediment.

Modal: A lug worm out of the sediment.

Photographer: Tabitha Pearman, Copyright: Tabitha Pearman

Aggregation of Arenicola marina casts at 5m depth.

Modal: Aggregation of <i>Arenicola marina</i> casts at 5m depth.

Photographer: Paul Newland, Copyright: Paul Newland

Line drawing of Armandia cirrhosa.

Modal: Line drawing of <i>Armandia cirrhosa</i>.

Photographer: -, Copyright: -

Spiral fan worm Bispira volutacornis on rock covered by Dendrodoa grossularia.

Modal: Spiral fan worm <i>Bispira volutacornis</i> on rock covered by <i>Dendrodoa grossularia</i>.

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Bispira volutacornis at Firestone Bay, Plymouth Sound.

Modal: <i>Bispira volutacornis</i> at Firestone Bay, Plymouth Sound.

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Bispira volutacornis at Firstone Bay in Plymouth Sound.

Modal: <i>Bispira volutacornis</i> at Firstone Bay in Plymouth Sound.

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Bispira volutacornis in Lyme Bay, Devon.

Modal: <i>Bispira volutacornis</i> in Lyme Bay, Devon.

Photographer: Robert Keen, Copyright: Robert Keen

A number of Bispira volutacornis worms feeding.

Modal: A number of <i>Bispira volutacornis</i> worms feeding.

Photographer: Paula Ferris, Copyright: Paula Ferris

Spiral fan worm Bispira volutacornis at Firestone Bay in Plymouth Sound.

Modal: Spiral fan worm <i>Bispira volutacornis</i> at Firestone Bay in Plymouth Sound.

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Branchiomma bombyx removed from its tube.

Modal: <i>Branchiomma bombyx</i> removed from its tube.

Photographer: Peter Barfield, Copyright: Peter Barfield

Parchment worm removed from its tube, showing ventral surfaces of body.

Modal: Parchment worm removed from its tube, showing ventral surfaces of body.

Photographer: Jack Sewell, Copyright: Jack Sewell

Parchment worm removed from its tube, showing three distinct body regions.

Modal: Parchment worm removed from its tube, showing three distinct body regions.

Photographer: Jack Sewell, Copyright: Jack Sewell

Parchment worm removed from its tube, showing ventral surfaces of body.

Modal: Parchment worm removed from its tube, showing ventral surfaces of body.

Photographer: Jack Sewell, Copyright: Jack Sewell

Tubes of Chaetopterus variopedatus.

Modal: Tubes of <i>Chaetopterus variopedatus</i>.

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Chaetozone setosa.

Modal: <i>Chaetozone setosa</i>.

Photographer: Crown copyright, Copyright: Crown copyright

Cirratulus spp.

Modal: <i>Cirratulus</i> spp.

Photographer: Teresa Darbyshire, Copyright: Amgueddfa Cymru - Museum Wales

Eulalia viridis.

Modal: <i>Eulalia viridis</i>.

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Eulalia viridis crawling across a Sabellaria alveolata reef.

Modal: <i>Eulalia viridis</i> crawling across a <i>Sabellaria alveolata</i> reef.

Photographer: Judith Oakley, Copyright: Judith Oakley

Eulalia viridis eggs.

Modal: <i>Eulalia viridis</i> eggs.

Photographer: Fiona Crouch, Copyright: Fiona Crouch

Eulalia viridis on a rocky shore.

Modal: <i>Eulalia viridis</i> on a rocky shore.

Photographer: Judith Oakley, Copyright: Judith Oakley

Close-up of Ficopomatus enigmaticus encrusting a marina buoy.

Modal: Close-up of<i> Ficopomatus enigmaticus</i> encrusting a marina buoy.

Photographer: Judith Oakley, Copyright: Judith Oakley

Ficopomatus enigmaticus growing on a buoy in a marina.

Modal: <i>Ficopomatus enigmaticus</i> growing on a buoy in a marina.

Photographer: Judith Oakley, Copyright: Judith Oakley

Filograna implexa clump.

Modal: <i>Filograna implexa</i> clump.

Photographer: Hilmar Hinz, Copyright: Dr Hilmar Hinz

Filograna implexa individuals.

Modal: <i>Filograna implexa</i> individuals.

Photographer: Hilmar Hinz, Copyright: Dr Hilmar Hinz

Close up of Filograna implexa individual.

Modal: Close up of <i>Filograna implexa</i> individual.

Photographer: Hilmar Hinz, Copyright: Dr Hilmar Hinz

Hediste diversicolor at Wembury Point, Devon.

Modal: <i>Hediste diversicolor</i> at Wembury Point, Devon.

Photographer: Fiona Crouch, Copyright: Fiona Crouch

Hediste diversicolor on gravel with a 1 penny coin for scale.

Modal: <i>Hediste diversicolor</i> on gravel with a 1 penny coin for scale.

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Hediste diversicolor on the shore with green seaweed - view 1.

Modal: <i>Hediste diversicolor</i> on the shore with green seaweed - view 1.

Photographer: Judith Oakley, Copyright: Judith Oakley

Hediste diversicolor on the shore with green seaweed - view 2.

Modal: <i>Hediste diversicolor</i> on the shore with green seaweed - view 2.

Photographer: Judith Oakley, Copyright: Judith Oakley

Janua heterostropha.

Modal: <i>Janua heterostropha</i>.

Photographer: Ken Neal, Copyright: Marine Biological Association of the UK (MBA)

Janua heterostropha frontal view of feeding tentacles and operculum.

Modal: <i>Janua heterostropha</i> frontal view of feeding tentacles and operculum.

Photographer: Ken Neal, Copyright: Marine Biological Association of the UK (MBA)

Lagis koreni highlighting pink iridescence and golden anterior chaetae.

Modal: <i>Lagis koreni</i> highlighting pink iridescence and golden anterior chaetae.

Photographer: Marine Ecological Surveys Ltd, Copyright: Marine Ecological Surveys Ltd

Lagis koreni removed from sediment tube.

Modal: <i>Lagis koreni</i> removed from sediment tube.

Photographer: M Decleer, Copyright: Misjeel Decleer

Anterior end of Lagis koreni, contained within sediment tube.

Modal: Anterior end of <i>Lagis koreni</i>, contained within sediment tube.

Photographer: Hans Hillewaert, Copyright: Dr Hans Hillewaert

Intact conical sediment tube of Lagis koreni.

Modal: Intact conical sediment tube of <i>Lagis koreni</i>.

Photographer: Leen Vandepitte, Copyright: Dr Leen Vandepitte

The worm Lagis koreni in sediment.

Modal: The worm <i>Lagis koreni</i> in sediment.

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Lanice conchilega, sand mason worm.

Modal: <i>Lanice conchilega</i>, sand mason worm.

Photographer: Sue Scott, Copyright: Sue Scott

Lanice conchilega bed.

Modal: <i>Lanice conchilega</i> bed.

Photographer: Sue Scott, Copyright: Sue Scott

Lanice conchilega on St Martins beach.

Modal: <i>Lanice conchilega</i> on St Martins beach.

Photographer: Tabitha Pearman, Copyright: Tabitha Pearman

A sand mason worm tube.

Modal: A sand mason worm tube.

Photographer: Judith Oakley, Copyright: Judith Oakley

Ejected material from Lanice conchilega.

Modal: Ejected material from <i>Lanice conchilega</i>.

Photographer: Paul Newland, Copyright: Paul Newland

Radiating tentacles of Lanice conchilega.

Modal: Radiating tentacles of <i>Lanice conchilega</i>.

Photographer: Paul Newland, Copyright: Paul Newland

White tentacles of Lanice conchilega.

Modal: White tentacles of <i>Lanice conchilega</i>.

Photographer: Paul Newland, Copyright: Paul Newland

Magelona filiformis

Modal: <i>Magelona filiformis</i>

Photographer: Katie Mortimer-Jones, Copyright: Dr Katie Mortimer-Jones

Magelona filiformis highlighting transparent body wall and pale pink gut.

Modal: <i>Magelona filiformis</i> highlighting transparent body wall and pale pink gut.

Photographer: Crown copyright, Copyright: Crown copyright

Head and first segments of Magelona mirabilis

Modal: Head and first segments of <em>Magelona mirabilis</em>

Photographer: Katie Mortimer-Jones, Copyright: Dr Katie Mortimer-Jones

Malmgrenia lunulata found intertidally under a stone on a beach.

Modal: <i>Malmgrenia lunulata</i> found intertidally under a stone on a beach.

Photographer: Nigel Sawyer, Copyright: Nigel Sawyer

Myxicola infundibulum.

Modal: <i>Myxicola infundibulum.</i>

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Myxicola infundibulum in coarse substrata at Firestone Bay in the Plymouth Sound.

Modal: <i>Myxicola infundibulum</i> in coarse substrata at Firestone Bay in the Plymouth Sound.

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Notomastus latericeus.

Modal: <i>Notomastus latericeus</i>.

Photographer: Crown copyright, Copyright: Crown copyright

Ophelia borealis highlighting cone-shaped prostomium.

Modal: <i>Ophelia borealis</i> highlighting cone-shaped prostomium.

Photographer: Crown copyright, Copyright: Crown copyright

Owenia fusiformis.

Modal: <i>Owenia fusiformis</i>.

Photographer: Crown copyright, Copyright: Crown copyright

Close up of Owenia fusiformis.

Modal: Close up of <i>Owenia fusiformis</i>.

Photographer: Hilmar Hinz, Copyright: Dr Hilmar Hinz

Polydora ciliata.

Modal: <i>Polydora ciliata</i>.

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Polydora ciliata with Hymeniacidon perleve

Modal: <i>Polydora ciliata</i> with <i>Hymeniacidon perleve</i>

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Carpets of Polydora ciliata boring in limestone rock.

Modal: Carpets of <i>Polydora ciliata</i> boring in limestone rock.

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Protula tubularia on the wreck of the Rosehill in Whitsand Bay, Cornwall.

Modal: <i>Protula tubularia</i> on the wreck of the Rosehill in Whitsand Bay, Cornwall.

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Protula tubularia in the Scilly Isles.

Modal: <i>Protula tubularia</i> in the Scilly Isles.

Photographer: Robert Keen, Copyright: Robert Keen

Protula tubularia off Mewstone, Plymouth. 28 m depth.

Modal: <i>Protula tubularia</i> off Mewstone, Plymouth. 28 m depth.

Photographer: Paul Newland, Copyright: Paul Newland

Three Sabella pavonina with tentacles fanned out.

Modal: Three <i>Sabella pavonina</i> with tentacles fanned out.

Photographer: Sue Daly, Copyright: Sue Daly

Sabella pavonina at a few metres depth.

Modal: <i>Sabella pavonina</i> at a few metres depth.

Photographer: Fiona Crouch, Copyright: Fiona Crouch

Sabella pavonina at Strome Narrows, Lochcarrin in Scotland.

Modal: <i>Sabella pavonina</i> at Strome Narrows, Lochcarrin in Scotland.

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Sabella pavonina at Strome Narrows, Lochcarrin in Scotland.

Modal: <i>Sabella pavonina</i> at Strome Narrows, Lochcarrin in Scotland.

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Sabella pavonina at Strome Narrows, Lochcarrin in Scotland.

Modal: <i>Sabella pavonina</i> at Strome Narrows, Lochcarrin in Scotland.

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Sabella pavonina at Strome Narrows, Lochcarrin in Scotland.

Modal: <i>Sabella pavonina</i> at Strome Narrows, Lochcarrin in Scotland.

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Close up of tentacles.

Modal: Close up of tentacles.

Photographer: Sue Scott, Copyright: Sue Scott

Fanworm in coarse sand

Modal: Fanworm in coarse sand

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Rock covered entirely with tubes of Sabellaria alveolata.

Modal: Rock covered entirely with tubes of <i>Sabellaria alveolata</i>.

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Sabellaria alveolata larva about seven and a half weeks old. Dorsal view.

Modal: <i>Sabellaria alveolata</i> larva about seven and a half weeks old.  Dorsal view.

Photographer: Douglas P. Wilson, Copyright: Journal of the Marine Biological Association of the UK

Sabellaria alveolata openings.

Modal: <i>Sabellaria alveolata</i> openings.

Photographer: Peter Barfield, Copyright: Peter Barfield

Sabellaria alveolata reef at Dunraven, Southerndown, south Wales.

Modal: <i>Sabellaria alveolata</i> reef at Dunraven, Southerndown, south Wales.

Photographer: Judith Oakley, Copyright: Judith Oakley

Sabellaria alveolata removed from tubes.

Modal: <i>Sabellaria alveolata</i> removed from tubes.

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Sabellaria alveolata surround a coastal defence bollard.

Modal: <i>Sabellaria alveolata</i> surround a coastal defence bollard.

Photographer: Judith Oakley, Copyright: Judith Oakley

A Sabellaria alveolata mound.

Modal: A <i>Sabellaria alveolata</i> mound.

Photographer: Peter Barfield, Copyright: Peter Barfield

Close up of tube porches.

Modal: Close up of tube porches.

Photographer: Judith Oakley, Copyright: Judith Oakley

Mucus and first sandy tube of early bottom stage of Sabellaria alveolata Linnaeus (x39).

Modal: Mucus and first sandy tube of early bottom stage of <i>Sabellaria alveolata</i> Linnaeus (x39).

Photographer: Douglas P. Wilson, Copyright: Journal of the Marine Biological Association of the UK

Small hummock of Sabellaria alveolata at Dunraven, Southerndown, south Wales.

Modal: Small hummock of <i>Sabellaria alveolata</i> at Dunraven, Southerndown, south Wales.

Photographer: Judith Oakley, Copyright: Judith Oakley

Sublittoral Sabellaria alveolata at Nash Point

Modal: Sublittoral <i>Sabellaria alveolata</i> at Nash Point

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Ventral view of early bottom stage of Sabellaria alveolata Linnaeus. Age just over seven weeks after fertilization.

Modal: Ventral view of early bottom stage of <i>Sabellaria alveolata</i> Linnaeus.   Age just over seven weeks after fertilization.

Photographer: Douglas P. Wilson, Copyright: Journal of the Marine Biological Association of the UK

Sabellaria spinulosa tubes.

Modal: <i>Sabellaria spinulosa</i> tubes.

Photographer: -, Copyright: Joint Nature Conservation Committee (JNCC)

Sabellaria spinulosa larva about two months old. Dorsal view.

Modal: <i>Sabellaria spinulosa</i> larva about two months old.  Dorsal view.

Photographer: Douglas P. Wilson, Copyright: Journal of the Marine Biological Association of the UK

Sabellaria spinulosa tubes on Pecten maximus on the east cooast of Lundy.

Modal: <i>Sabellaria spinulosa</i> tubes on <i>Pecten maximus</i> on the east cooast of Lundy.

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Sabellaria spinulosa tubes on scallop shell.

Modal: <i>Sabellaria spinulosa</i> tubes on scallop shell.

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Close up of head of Sabellaria spinulosa.

Modal: Close up of head of <i>Sabellaria spinulosa</i>.

Photographer: Crown copyright, Copyright: Crown copyright

Early bottom stage of Sabellaria spinulosa Leuckart.

Modal: Early bottom stage of <i>Sabellaria spinulosa</i> Leuckart.

Photographer: Douglas P. Wilson, Copyright: Journal of the Marine Biological Association of the UK

Salmacina dysteri at Firestone Bay in Plymouth Sound.

Modal: <i>Salmacina dysteri</i> at Firestone Bay in Plymouth Sound.

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Salmacina dysteri at Firestone Bay in Plymouth Sound.

Modal: <i>Salmacina dysteri</i> at Firestone Bay in Plymouth Sound.

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Salmacina dysteri at Firestone Bay in Plymouth Sound.

Modal: <i>Salmacina dysteri</i> at Firestone Bay in Plymouth Sound.

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Scalibregma inflatum in a laboratory.

Modal: <i>Scalibregma inflatum</i> in a laboratory.

Photographer: Hilmar Hinz, Copyright: Dr Hilmar Hinz

Specimen of Scoloplos (Scoloplos) armiger.

Modal: Specimen of <i>Scoloplos (Scoloplos) armiger</i>.

Photographer: Dr Inken Kruse, Copyright: Dr Inken Kruse

A tube worm Serpula vermicularis.

Modal: A tube worm <i>Serpula vermicularis</i>.

Photographer: Paul Naylor, Copyright: Paul Naylor

Serpula vermicularis colony at Loch Creran, an SAC on the west coast of Scotland.

Modal: <i>Serpula vermicularis</i> colony at Loch Creran, an SAC on the west coast of Scotland.

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Serpula vermicularis colony at Loch Creran, an SAC on the west coast of Scotland.

Modal: <i>Serpula vermicularis</i> colony at Loch Creran, an SAC on the west coast of Scotland.

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

A colony of Serpula vermicularis forming a small reef, Loch Creran, an SAC on the west coast of Scotland.

Modal: A colony of <i>Serpula vermicularis</i> forming a small reef, Loch Creran, an SAC on the west coast of Scotland.

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

Spiophanes bombyx.

Modal: <i>Spiophanes bombyx</i>.

Photographer: Crown copyright, Copyright: Crown copyright

Calcareous tubes of two keel worms among several barnacles.

Modal: Calcareous tubes of two keel worms among several barnacles.

Photographer: David Fenwick, Copyright: David Fenwick Snr.

Spirobranchus triqueter tubes encrusting a rock and bryozoan.

Modal: <i>Spirobranchus triqueter</i> tubes encrusting a rock and bryozoan.

Photographer: Derek Mayes, Copyright: Derek Mayes

Calcareous tubes of keel worm found near low water mark.

Modal: Calcareous tubes of keel worm found near low water mark.

Photographer: David Fenwick, Copyright: David Fenwick Snr.

Group of individuals on seaweed.

Modal: Group of individuals on seaweed.

Photographer: Sue Daly, Copyright: Sue Daly

Individual removed from soft mud.

Modal: Individual removed from soft mud.

Photographer: Dennis R. Seaward, Copyright: Dennis R. Seaward

Individuals removed from soft mud.

Modal: Individuals removed from soft mud.

Photographer: Dennis R. Seaward, Copyright: Dennis R. Seaward

Gaertner’s spoon worm Thalassema thalassema

Modal: Gaertner’s spoon worm <em>Thalassema thalassema</em>

Photographer: Dr Keith Hiscock, Copyright: Dr Keith Hiscock

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