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Awaous nigripinnis in Comoros

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Awaous nigripinnis   (Valenciennes, 1837)
Family:	Gobiidae (Gobies) , subfamily: Gobionellinae			picture () by ( not available )
Order:	Perciformes  (perch-likes)
Class:	Actinopterygii (ray-finned fishes)
FishBase name:
Max. size:	25.0 cm SL (male/unsexed; Ref. 48660)
Environment:	benthopelagic; amphidromous
Climate:	tropical
Global Importance:
Resilience:	Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.)
Distribution:	Western Indian Ocean: Reunion, Mauritius and probably occurs in Comoros.
Diagnosis:	Dorsal spines (total): 7-7; Dorsal soft rays (total): 10-11; Anal spines: 1-1; Anal soft rays: 9-10. Checks and operculum without scales. Pelvic fins jointed and attached to the body from their anterior part. The coloration of the body and the fins is grey to black for large specimens. The belly is lighter. Young adults are brownish yellow and have a series of darker and rounded spots on their side. The first dorsal usually has a black spot in its posterior part and is especially visible in young specimens, getting lighter as they age.
Biology:	Euryhaline species which occurs in freshwaters in the lower parts of the rivers but can also be found in estuaries and in coastal ponds. Mostly encountered below 250 meters of altitude. Feeds on small invertebrates and small fishes. Not a migratory species and some populations complete their cycle in freshwater and brackish ones (Ref. 48660)
Threatened:	Not Evaluated, see IUCN Red List  , (Ref. 36508)
Dangerous:	harmless
Coordinator:
Main Ref:	Keith, P., E. Vigneux and P. Bosc. 1999. (Ref. 48660)
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Comoros country information
Common names:	[ No common name ]		Ref:
Status:	native		Ref:
Salinity:	freshwater, brackish, marine
Regulations:	no regulations		Ref:
Uses:	no uses
Comments:	Probably occurs in this country (Ref. 48660).
Country Information:	www.cia.gov/cia/publications/factbook/geos/cn.html
Occurrences:	Occurrences    Point map
Main Ref:	Keith, P., E. Vigneux and P. Bosc, 1999
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More information:	Countries FAO areas Occurrences Introductions Ecosystem Ecology Diet Food items Food consumption Ration Predators Ciguatera Fish loss Common names Synonyms Pictures Sounds Reproduction Maturity Spawning Eggs Egg dev. Larvae Larval dynamics References Growth L-W relationship L-L relationship Length frequencies Recruitment Max. age & size Metabolism Morphology Morphometrics Gill area Brains Vision Collaborators Genetics Allele frequencies Heritability Strains Aquaculture Aquaculture profile Diseases Ecotoxicology Processing Speed Swim. type Stamps
	Note: No data are available if label is black .
Tools:	Biogeographic modelling | E-book | Field guide | Length-frequency Wizard | Life-history tool | Point map |
Internet sources:	BiOSC Point Data | CISTI | Google | GOBASE | GenBank ( genome, nucleotide ) | PubMed | Scirus | Tree of Life | Zoological Record
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	Entered:  Busson, Frédéric

	Ref.:				Glossary
		(e.g. 9948)				(e.g. cephalopods)
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Page created by: Eli, 20.10.03, last modified by Eli, 26.06.07