Smallscale smooth-head (Bathytroctes microlepis) fish species and information / pictures of Smallscale smooth-head - Bathytroctes microlepis

Smallscale smooth-head (Bathytroctes microlepis) fish species information

Scientific Name
Bathytroctes microlepis

Common Name
Smallscale smooth-head

Biology
Cheeks or the upper part of the operculum without scales (less than 2 scale rows below the postorbital canal). Transverse scale rows at least ten more than the lateral line (rarely less than 10) (Ref. 34286).

Classification

Classified By
G?nther, 1878
Class
Ray-finned fishes (Actinopterygii)
Order
Smelts (Osmeriformes)
Family
Slickheads (Alepocephalidae)

Distribution

Region
Eastern Atlantic
Distribution
Eastern Atlantic: off southwestern Ireland, Bay of Biscay southward to Namibia including Azores and Madeira Islands. Elsewhere, western Atlantic, South China Sea, southeast Pacific and in tropical waters of the eastern Indian Ocean.
Range
54°N - 22°S, 91°W - 95°E

Environment

Climate
Deep-water
Water Temperature From
Unknown °C
Water Temperature To
Unknown °C
Depth From - meters
0 m
Depth To - meters
4900 m
Zone
bathyalpelagic
Environment
Marine; bathypelagic; depth range 0 - 4900 m (Ref. 58018), usually ? - 1800 m (Ref. 4460)
Trophic Level
3.36 s.e. 0.44 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
32.3 cm
Common Length
Unknown cm
Phylogenetic Diversity Index
PD50 = 0.5005 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses
Unknown
Vulnerability
Moderate to high vulnerability (51 of 100)
Resilience
Low, minimum population doubling time 4.5 - 14 years (Preliminary K or Fecundity.)
Threat To Humans
  Harmless
IUCN Red List Status
  Not Evaluated