Fisheries and Resources Monitoring System

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Spanner crab - Seychelles (Mahe plateau)
Marine Resource  Fact Sheet
Status of stocks and resources 2010
Spanner crab - Seychelles (Mahe plateau)
Fact Sheet Citation  
Crabe
Owned byFood and Agriculture Organization (FAO) – More
Related observationsLocate in inventorydisplay tree map
 
Species:
FAO Names: en - Spanner crab
Geographic extent of Spanner crab - Seychelles (Mahe plateau)
Main Descriptors
Considered a single stock: Yes        Spatial Scale: Local
Reference year: 2009
 
 
Habitat and Biology
Climatic zone: Tropical.   Vertical distribution: Demersal/Benthic.  

Geographical Distribution
Jurisdictional distribution: National

Water Area Overview
Spatial Scale: Local

Geo References
Resource Structure
Considered a single stock: Yes
Assessment
Level of uncertainty: High

Empirical Assessment
Type:  Expert judgement
Catch trends with existing reference points

Catches (2008): 3.6t, Catches (2009): 0.00t, % change from preceding year: - 100 %. Catches far lower than MSY (381 t for the Mahe Plateau; Boullé 1995) and effort declining
Biological State and Trend
State & Trend Descriptors
FIRMS
Exploitation rateNo or low fishing mortality
Abundance levelPre-exploitation biomass or high abundance
FAO
Exploitation stateUnderexploited
Source of information
 
Report of the FOURTH SESSION OF THE SOUTH WEST INDIAN OCEAN FISHERIES COMMISSION. Mombasa, Kenya, 23–25 September 2009. Rapport de la QUATRIÈME SESSION DE LA COMMISSION DES PÊCHES POUR LE SUD-OUEST DE L’OCÉAN INDIEN. Mombasa, Kenya, 23-25 septembre 2009.  Click to openhttp://www.fao.org/docrep/014/i1396b/i1396b00.pdf
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