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Clupeonella abrau abrau in Azerbaijan
Abrau sprat

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Clupeonella abrau abrau   (Maliatsky, 1930)
Family:	Clupeidae (Herrings, shads, sardines, menhadens)			picture (Clabr_u0.gif) by FAO
Order:	Clupeiformes  (herrings)
Class:	Actinopterygii (ray-finned fishes)
FishBase name:	Abrau sprat
Max. size:	9.5 cm SL (male/unsexed; Ref. 188); max. reported age: 2 years
Environment:	pelagic; non-migratory
Climate:	temperate; 5 - 28°C; 43°N - 37°N
Global Importance:	fisheries: subsistence fisheries
Resilience:	High, minimum population doubling time less than 15 months (tm=1; tmax=2)
Distribution:	Russian Fed: Lake Abrau (freshwater, landlocked, at 70 m above sea level, near to Novorossiisk); not Lake Apolyont (Turkey), which is linked to Sea of Marmora.
Diagnosis:	Dorsal spines (total): 3-3; Dorsal soft rays (total): 13-21; Anal spines: 3-3; Anal soft rays: 12-23. Body moderately slender, its depth about 19 to 23% of standard length; head short and narrow, interorbital width not more than 17.5% of standard length; belly sharply keeled, with 23 to 26 scutes. Pectoral fin tips pointed. Pterotic bulla absent. No notch at the center of the upper jaw. Last two anal fin rays enlarged.
Biology:	Forms schools. Feeds on crustaceans (juveniles feed on copepods, rotifer eggs and plants). Breeds from May to October. The eggs are pelagic, developing rapidly before sinking to the bottom. Matures at 1 year, at 3.5 to 4.5 cm SL
Threatened:	Critically Endangered, see IUCN Red List  (B1ab(ii,iii,v)+2ab(ii,iii,v)) , (Ref. 36508)
Dangerous:	harmless
Coordinator:
Main Ref:	Whitehead, P.J.P.. 1985. (Ref. 188)
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Azerbaijan country information
Common names:	[ No common name ]		Ref:
Status:	native		Ref:
Salinity:	freshwater
Uses:	no uses
Country Information:	www.cia.gov/cia/publications/factbook/geos/aj.html
Occurrences:	Occurrences    Point map
Main Ref:	Whitehead, P.J.P., 1985
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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 |
Internet sources:	BiOSC Point Data | CISTI | Google | GOBASE | GenBank ( genome, nucleotide ) | PubMed | Scirus | Tree of Life | Zoological Record
	Note: use the Back button of your browser to return to FishBase.
	Modified:  Luna, Susan M.	Entered:  Carpenter, Kent E.

	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