Brown Irish lord (Hemilepidotus spinosus) fish species and information / pictures of Brown Irish lord - Hemilepidotus spinosus

Brown Irish lord (Hemilepidotus spinosus) fish species information

Scientific Name
Hemilepidotus spinosus

Common Name
Brown Irish lord

Biology
Dorsal spines (total): 11; Dorsal soft rays (total): 18-20; Anal spines: 0; Anal soft rays: 14 - 16; Vertebrae: 35. Dorsal deeply notched between third and fourth spine, and between spinous and rayed portions; caudal rounded (Ref. 6885). Color brown, often tinged with red on dorsal surface, mottled and barred with 4 dark saddles over dorsal surface (Ref. 6885).

Classification

Classified By
Ayres, 1854
Class
Ray-finned fishes (Actinopterygii)
Order
Scorpionfishes and Flatheads (Scorpaeniformes)
Family
Sculpins (Cottidae)

Distribution

Region
Eastern Pacific
Distribution
Eastern Pacific: Puffin Bay, southeastern Alaska to Santa Barbara Island, southern California, USA.
Range
59°N - 32°N

Environment

Climate
Temperate
Water Temperature From
Unknown °C
Water Temperature To
Unknown °C
Depth From - meters
0 m
Depth To - meters
780 m
Zone
demersal
Environment
Marine; demersal; depth range 0 - 780 m (Ref. 5515)
Trophic Level
3.5 s.e. 0.50 Based on food items.
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
29.0 cm
Common Length
Unknown cm
Phylogenetic Diversity Index
PD50 = 0.5156 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 (47 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