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Blue green damselfish 
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Joined: Thu Jul 09, 2009 11:30 am
Posts: 1776
Post Blue green damselfish
Family : Pomacentridae (Damselfishes)
Order : Perciformes  (perch-likes)
Class : Actinopterygii (ray-finned fishes)
Fishbase Name : Blue green damselfish
Fish Name : Chromis viridis
Max size : 8.0 cm TL (male/unsexed; Ref. 48636)
Environment : reef-associated; non-migratory ; depth range 10 - 12 m
Climate : subtropical; 35°N - 35°S
Global Importance : aquarium: commercial
Resilience: High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.)Distribution : Indo-Pacific: Red Sea to the Line, Marquesan, and Tuamoto islands, north to the Ryukyu Islands, south to New Caledonia.
Diagnosis : Dorsal spines (total): 12-12; Dorsal soft rays (total): 9-11; Anal spines: 2-2; Anal soft rays: 9-11. Color is pale green to light blue; nesting male is yellow (changing hues during nesting), becoming blackish posteriorly. Looks similar to C. atripectoralis, but generally smaller and lacks the black area on the inside of the pectoral fin base.
Biology : Found in large aggregations above thickets of branching Acropora corals in sheltered areas such as subtidal reef flats and lagoons. Juveniles closely tied to individual coral heads (Ref. 9710). Phytoplankton feeders. Breeding is done on sand and rubble. Males prepare nest for spawning which is shared with several females. Large number of eggs spawned hatching in 2-3 days. Males guard the nest ventilating fertilized egg with their caudal fins and feeding on those which do not hatch
Threatened : Dangerous:  
Dangerous : harmless
Coordinator : Allen, Gerald R.
Main Ref : Allen, G.R.. 1991. (Ref. 7247)

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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