Dogtooth pearlfish (Pyramodon punctatus) fish species and information / pictures of Dogtooth pearlfish - Pyramodon punctatus

Dogtooth pearlfish (Pyramodon punctatus) fish species information

Scientific Name
Pyramodon punctatus

Common Name
Dogtooth pearlfish

Biology
Eel-like, moderate to relatively deep body depth; a large single vomerine fang; pelvic fin rays present; swim bladder large, filling visceral cavity and extending past anus; dorsal and anal fin radials robust and elongate; dorsal fin anteriad or directly over anal fin origin; lacking rockerbone, cardiform teeth, and intrinsic swim bladder constrictions or tunic ridges (Ref. 34024). Body lightly pigmented with dorsal and anal fin margins pigmented over posterior quarter; precaudal vertebrae 17-19; anus more posterior with distance from snout to anus 130 to 151% head length (Ref. 34024).

Classification

Classified By
Regan, 1914
Class
Ray-finned fishes (Actinopterygii)
Order
Cusk eels (Ophidiiformes)
Family
Pearlfishes (Carapidae)

Distribution

Region
Indo-West Pacific
Distribution
Indo-West Pacific: off East London, South Africa; Australia and New Zealand.
Range
Unknown

Environment

Climate
Temperate
Water Temperature From
Unknown °C
Water Temperature To
Unknown °C
Depth From - meters
120 m
Depth To - meters
731 m
Zone
benthopelagic
Environment
Marine; benthopelagic; depth range 120 - 731 m (Ref. 6347)
Trophic Level
3.87 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
29.0 cm
Common Length
Unknown cm
Phylogenetic Diversity Index
PD50 = 0.5625 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 (15 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