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Naked osman (Gymnodiptychus dybowskii) fish species and information / pictures of Naked osman - Gymnodiptychus dybowskii
Naked osman (Gymnodiptychus dybowskii) fish species information
Scientific Name
Gymnodiptychus dybowskii
Common Name
Naked osman
Biology
Inhabits rivers and lakes. Feeds on small fish, amphipods, mollusks and insect larvae. Eggs and milt are poisonous.
Classification
Classified By
Kessler, 1874
Class
Ray-finned fishes (Actinopterygii)
Order
Carps (Cypriniformes)
Family
Minnows or carps (Cyprinidae)
Distribution
Region
Asia
Distribution
Asia.
Range
Unknown
Environment
Climate
Temperate
Water Temperature From
Unknown
°C
Water Temperature To
Unknown
°C
Depth From - meters
Unknown
m
Depth To - meters
Unknown
m
Zone
benthopelagic
Environment
Freshwater; benthopelagic
Trophic Level
3.72 s.e. 0.60 Based on food items.
Occurs in Marine / Salt water
False
Occurs in Brackish water
False
Occurs in Fresh Water
True
Occurs on Reefs
False
Is kept in Aquariums
False
Physical Size and Genetics
Maximum Length
45.0
cm
Common Length
23.0
cm
Phylogenetic Diversity Index
PD50 = 0.6250 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)
Human Uses and Population
Human Uses
Fisheries: commercial
Vulnerability
Moderate to high vulnerability (50 of 100)
Resilience
Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.)
Threat To Humans
Other (Ref. 1441)
IUCN Red List Status
Not Evaluated