Arrowhead dogfish (Deania profundorum) fish species and information / pictures of Arrowhead dogfish - Deania profundorum

Arrowhead dogfish (Deania profundorum) fish species information

Scientific Name
Deania profundorum

Common Name
Arrowhead dogfish

Biology
Found on the upper continental and insular slopes, on or near the bottom (Ref. 247). Feeds on small benthic and midwater bony fishes, squid, and crustaceans (Ref. 247). Ovoviviparous (Ref. 50449). Minimum depth reported from taken from Ref. 5578.

Classification

Classified By
Smith & Radcliffe, 1912
Class
Sharks and Rays (Elasmobranchii)
Order
Bramble, Sleeper and Dogfish sharks (Squaliformes)
Family
Gulper sharks (Centrophoridae)

Distribution

Region
Northwest Atlantic
Distribution
Northwest Atlantic: North Carolina, USA. Eastern Atlantic: West Sahara to Senegal, Nigeria, Gabon to Democratic Republic of the Congo, Namibia and South Africa (Ref. 5578). Indian Ocean: Arabian Sea (Ref. 85183). Western Central Pacific: Philippines.
Range
40°N - 33°S, 93°W - 127°E

Environment

Climate
Deep-water
Water Temperature From
Unknown °C
Water Temperature To
Unknown °C
Depth From - meters
205 m
Depth To - meters
1800 m
Zone
bathydemersal
Environment
Marine; bathydemersal; depth range 205 - 1800 m (Ref. 55584)
Trophic Level
4.5 s.e. 0.69 Based on diet studies.
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
79.0 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
High to very high vulnerability (65 of 100)
Resilience
Very Low, minimum population doubling time more than 14 years (Fec=5)
Threat To Humans
  Harmless
IUCN Red List Status
  Least Concern (LC)