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Spiny hatchetfish (Polyipnus spinosus) fish species and information / pictures of Spiny hatchetfish - Polyipnus spinosus
Spiny hatchetfish (Polyipnus spinosus) fish species information
Scientific Name
Polyipnus spinosus
Common Name
Spiny hatchetfish
Biology
Dorsal soft rays (total): 12-14; Anal soft rays: 15 - 17
Classification
Classified By
G?nther, 1887
Class
Ray-finned fishes (Actinopterygii)
Order
Lightfishes and Dragonfishes (Stomiiformes)
Family
Marine hatchetfishes (Sternoptychidae)
Distribution
Region
Western Cental Pacific
Distribution
Western Cental Pacific: Celebes and Halmahera seas and the Philippines. South China Sea, East China Sea, and the water near Taiwan Province (Ref.74511).
Range
Unknown
Environment
Climate
Deep-water
Water Temperature From
Unknown
°C
Water Temperature To
Unknown
°C
Depth From - meters
0
m
Depth To - meters
500
m
Zone
benthopelagic
Environment
Marine; benthopelagic; depth range 0 - 500 m (Ref. 74511)
Trophic Level
3.39 s.e. 0.41 Based on size and trophs of closest relatives
Occurs in Marine / Salt water
True
Occurs in Brackish water
False
Occurs in Fresh Water
False
Occurs on Reefs
False
Is kept in Aquariums
False
Physical Size and Genetics
Maximum Length
8.5
cm
Common Length
Unknown
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
Unknown
Vulnerability
Low to moderate vulnerability (26 of 100)
Resilience
High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.)
Threat To Humans
Harmless
IUCN Red List Status
Not Evaluated