Pinhead pearlfish (Carapus boraborensis) fish species and information / pictures of Pinhead pearlfish - Carapus boraborensis

Pinhead pearlfish (Carapus boraborensis) fish species information

Scientific Name
Carapus boraborensis

Common Name
Pinhead pearlfish

Biology
Eel-like, moderate to shallow body depth; maxilla free and movable; cardiform teeth present; branchiostegal membranes partly or completely united; swim bladder with thin terminal membrane or bulb; lacking enlarged dentary or premaxillary fangs, dentary diastema, pelvic fins, and swim bladder rocker bone (Ref. 34024). Pectoral fins small, less than 29% head length; body thick, robust and highly pigmented;15-17 precaudal vertebrae (Ref. 34024).

Classification

Classified By
Kaup, 1856
Class
Ray-finned fishes (Actinopterygii)
Order
Cusk eels (Ophidiiformes)
Family
Pearlfishes (Carapidae)

Distribution

Region
Indo-Pacific
Distribution
Indo-Pacific: Mauritius to the Society Islands, north to Taiwan and the Yaeyama Islands; including Mariana and Caroline islands.
Range
Unknown

Environment

Climate
Tropical
Water Temperature From
Unknown °C
Water Temperature To
Unknown °C
Depth From - meters
1 m
Depth To - meters
150 m
Zone
demersal
Environment
Marine; demersal; depth range 1 - 150 m (Ref. 34024)
Trophic Level
3.88 s.e. 0.66 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
30.0 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
Fisheries: of no interest
Vulnerability
Low vulnerability (16 of 100)
Resilience
Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.)
Threat To Humans
  Harmless
IUCN Red List Status
  Not Evaluated