Finescale triggerfish (Balistes polylepis) fish species and information / pictures of Finescale triggerfish - Balistes polylepis

Finescale triggerfish (Balistes polylepis) fish species information

Scientific Name
Balistes polylepis

Common Name
Finescale triggerfish

Biology
Body compressed and deep; skin thick, with large, rectilinear, plate-like scales that are easily visible to the naked eye; mouth small; teeth strong and protruding, 8 in each jaw; dorsal fin with 3 spines and 26 to 28 rays; scales behind the gill openings larger than the neighboring scales; snout surrounded by scales (Ref. 55763).

Classification

Classified By
Steindachner, 1876
Class
Ray-finned fishes (Actinopterygii)
Order
Puffers and Filefishes (Tetraodontiformes)
Family
Triggerfishes (Balistidae)

Distribution

Region
Eastern Pacific
Distribution
Eastern Pacific: San Francisco, California, USA to Callao, Peru, including the Galapagos Islands.
Range
Unknown

Environment

Climate
Subtropical
Water Temperature From
Unknown °C
Water Temperature To
Unknown °C
Depth From - meters
3 m
Depth To - meters
36 m
Zone
reef-associated
Environment
Marine; reef-associated; depth range 3 - 36 m (Ref. 5227)
Trophic Level
3.34 s.e. 0.37 Based on food items.
Occurs in Marine / Salt water
True
Occurs in Brackish water
False
Occurs in Fresh Water
False
Occurs on Reefs
True
Is kept in Aquariums
False

Physical Size and Genetics

Maximum Length
76.0 cm
Common Length
50.0 cm
Phylogenetic Diversity Index
PD50 = 0.5078 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 (54 of 100)
Resilience
Low, minimum population doubling time 4.5 - 14 years (Preliminary K or Fecundity.)
Threat To Humans
  Harmless
IUCN Red List Status
  Least Concern (LC)