Rough longnose dogfish (Deania hystricosa) fish species and information / pictures of Rough longnose dogfish - Deania hystricosa

Rough longnose dogfish (Deania hystricosa) fish species information

Scientific Name
Deania hystricosa

Common Name
Rough longnose dogfish

Biology
Found on the insular slopes. No record of food items. Ovoviviparous, size of litter not known but a female with 12 large eggs suggests moderate-sized litters.

Classification

Classified By
Garman, 1906
Class
Sharks and Rays (Elasmobranchii)
Order
Bramble, Sleeper and Dogfish sharks (Squaliformes)
Family
Gulper sharks (Centrophoridae)

Distribution

Region
Northeast Atlantic
Distribution
Northeast Atlantic: Madeira. Northwest Pacific: Japan.
Range
39°N - 54°S, 128°E - 17°E

Environment

Climate
Deep-water
Water Temperature From
Unknown °C
Water Temperature To
Unknown °C
Depth From - meters
600 m
Depth To - meters
1000 m
Zone
bathydemersal
Environment
Marine; bathydemersal; depth range 600 - 1000 m
Trophic Level
4.48 s.e. 0.81 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
84.0 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: minor commercial
Vulnerability
High to very high vulnerability (69 of 100)
Resilience
Low, minimum population doubling time 4.5 - 14 years (Fec=12)
Threat To Humans
  Harmless
IUCN Red List Status
  Data deficient (DD)