BIOTIC Species Information for Hyas spp.
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| Researched by | Sean Lindsley-Leake |
Data supplied by | MarLIN |
| Refereed by | This information is not refereed |
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| Taxonomy |
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| Scientific name | Hyas spp. |
Common name | A spider crab |
| MCS Code | S1517 |
Recent Synonyms | |
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| Phylum | Crustacea |
Subphylum | |
| Superclass | |
Class | Eumalacostraca |
| Subclass | Eucarida |
Order | Decapoda |
| Suborder | Pleocyemata |
Family | Majidae |
| Genus | Hyas |
Species | |
| Subspecies | |
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| Additional Information | |
| Taxonomy References |
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| General Biology |
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| Growth form | |
Feeding method | |
| Mobility/Movement | Crawler
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Environmental position | |
| Typical food types | |
Habit | Free living |
| Bioturbator | |
Flexibility | None (< 10 degrees) |
| Fragility | Fragile |
Size | Small-medium(3-10cm) |
| Height | |
Growth Rate | |
| Adult dispersal potential | |
Dependency | Independent |
| Sociability | Solitary |
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| Toxic/Poisonous? | No |
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| General Biology Additional Information | |
| Biology References |
Hartnoll & Bryant, 2001, Quijan & Snelgrove, 2005, |
| Distribution and Habitat |
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| Distribution in Britain & Ireland | |
| Global distribution | |
| Biogeographic range | |
Depth range | |
| Migratory | |
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| Distribution Additional Information | |
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| Substratum preferences | |
Physiographic preferences | |
| Biological zone | |
Wave exposure | |
| Tidal stream strength/Water flow | |
Salinity | |
| Habitat Preferences Additional Information | |
| Distribution References |
Quijan & Snelgrove, 2005, |
| Reproduction/Life History |
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| Reproductive type | Gonochoristic
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Developmental mechanism | Planktotrophic
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| Reproductive Season | August to September |
Reproductive Location | As adult |
| Reproductive frequency | Annual episodic |
Regeneration potential |
No |
| Life span | Insufficient information |
Age at reproductive maturity | 1 year |
| Generation time | 1-2 years |
Fecundity | 1500 |
| Egg/propagule size | 560 µm |
Fertilization type | Internal |
| Larvae/Juveniles |
| Larval/Juvenile dispersal potential | 1km-10km |
Larval settlement period | May to June |
| Duration of larval stage | 1-6 months |
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| Reproduction Preferences Additional Information | Larval metamorphosis is dependant on the water temperature but on average takes 85 days at ambient sea temperature. |
| Reproduction References |
Hartnoll & Bryant, 2001, Anger, 1983, Petersen, 1995, Quijan & Snelgrove, 2005, Bryant, & Hartnoll, 1995, Thorson, 1946, |
BIOTIC - Biological Traits Information Catalogue
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