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Duskytail grouper 
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Joined: Thu Jul 09, 2009 11:30 am
Posts: 1776
Post Duskytail grouper
Family : Serranidae (Sea basses: groupers and fairy basslets) , subfamily: Epinephelinae
Order : Perciformes  (perch-likes)
Class : Actinopterygii (ray-finned fishes)
Fishbase Name : Duskytail grouper
Fish Name : Epinephelus bleekeri
Max size : 76.0 cm TL (male/unsexed; Ref. 2852)
Environment : demersal ; depth range 30 - 104 m
Climate : tropical; 32°N - 17°S
Global Importance : fisheries: minor commercial; aquaculture: commercial
Resilience: Low, minimum population doubling time 4.5 - 14 years (tmax=24)Distribution : Indo-West Pacific: Persian Gulf to Taiwan, Indonesia and the northern coast of Australia. Not known from Japan, but may occur here. It has not been found at any islands of Micronesia nor Polynesia.
Diagnosis : Dorsal spines (total): 11-11; Dorsal soft rays (total): 16-18; Anal spines: 3-3; Anal soft rays: 8-9. Recognized by the bluish lower half of the caudal fin and the lack of spots there compared to the upper half (Ref. 48635).
Biology : Occurs on shallow banks, but is not known from well-developed coral reefs (Ref. 27253). Benthic (Ref. 75154). In Hong Kong live fish markets (Ref. 27253). Usually taken by trawling in 30-45 m or by hand-lining over rocky banks; not found from coral reefs (Ref. 11441)
Threatened : Dangerous:  
Dangerous : harmless
Coordinator : Heemstra, Phillip C.
Main Ref : Heemstra, P.C. and J.E. Randall. 1993. (Ref. 5222)

India country information
Common Names : [ No common name ]
Status : native
Salinity : marine
Uses : no uses



Fri Jul 24, 2009 11:33 am
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