Giant triplefin (Blennodon dorsalis) fish species and information / pictures of Giant triplefin - Blennodon dorsalis

Giant triplefin (Blennodon dorsalis) fish species information

Scientific Name
Blennodon dorsalis

Common Name
Giant triplefin

Biology
Dorsal spines (total): 21 - 24; Dorsal soft rays (total): 12-13; Anal spines: 0; Anal soft rays: 24 - 26. Pale to dark greyish-green in color, breaking up into four broad saddles on the body with pale green and white between. Belly white. Fins dark mottled olive-green. Distinguished from other triplefins by its large size and rounded bulbous head, the lateral line which is continuous to the caudal peduncle and rows of large recurved teeth in the jaws.

Classification

Classified By
Clarke, 1879
Class
Ray-finned fishes (Actinopterygii)
Order
Perch-like fish (Perciformes)
Family
Threefin blennies (Tripterygiidae)

Distribution

Region
Southwest Pacific
Distribution
Southwest Pacific: endemic to New Zealand.
Range
Unknown

Environment

Climate
Temperate
Water Temperature From
Unknown °C
Water Temperature To
Unknown °C
Depth From - meters
0 m
Depth To - meters
8 m
Zone
demersal
Environment
Marine; demersal; non-migratory; depth range 0 - 8 m (Ref. 13227)
Trophic Level
3.4 s.e. 0.34 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
15.1 cm
Common Length
Unknown cm
Phylogenetic Diversity Index
PD50 = 1.0000 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses
Fisheries: of no interest
Vulnerability
Low to moderate vulnerability (27 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