Caspian marine shad (Alosa braschnikowi) fish species and information / pictures of Caspian marine shad - Alosa braschnikowi

Caspian marine shad (Alosa braschnikowi) fish species information

Scientific Name
Alosa braschnikowi

Common Name
Caspian marine shad

Biology
Occurs in brackish water and non-anadromous, but strongly migratory. Feeds on small clupeids, gobies, atherines, also crustaceans and occasionally insects and mollusks. Spawning patterns among the subspecies vary but occur mostly in spring and summer after an inshore migration and movement northward.

Classification

Classified By
Borodin, 1904
Class
Ray-finned fishes (Actinopterygii)
Order
Herrings (Clupeiformes)
Family
Herrings, shads and sardines (Clupeidae)

Distribution

Region
Former USSR and Asia
Distribution
Former USSR and Asia: Caspian Sea.
Range
48°N - 35°N, 45°E - 56°E

Environment

Climate
Temperate
Water Temperature From
Unknown °C
Water Temperature To
Unknown °C
Depth From - meters
Unknown m
Depth To - meters
Unknown m
Zone
pelagic
Environment
Brackish; pelagic; oceanodromous
Trophic Level
3.74 s.e. 0.58 Based on food items.
Occurs in Marine / Salt water
False
Occurs in Brackish water
True
Occurs in Fresh Water
False
Occurs on Reefs
False
Is kept in Aquariums
False

Physical Size and Genetics

Maximum Length
50.0 cm
Common Length
30.0 cm
Phylogenetic Diversity Index
PD50 = 0.5000 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses
Fisheries: highly commercial
Vulnerability
Low to moderate vulnerability (34 of 100)
Resilience
Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.)
Threat To Humans
  Harmless
IUCN Red List Status
  Not Evaluated