Northern sawtail shark (Figaro striatus) fish species and information / pictures of Northern sawtail shark - Figaro striatus

Northern sawtail shark (Figaro striatus) fish species information

Scientific Name
Figaro striatus

Common Name
Northern sawtail shark

Biology
A very small species of catshark with the following characters: head in dorsoventral view narrowly parabolic, short 17.2-19.6% TL; small eye, its length 3.4-3.9% TL, 1.73-2.03 in snout, dorsolaterally located; well developed labial furrows , extending well beyond corners of mouth, lower furrow is slightly longer than the upper one; first dorsal fin is slightly smaller than the second one; small pelvic fins, slender, length 8.8-11.3% TL; posterior portion strongly directed posterodorsally (forming a small lobe, enveloping partly the proximo-lateral margin of clasper); strongly convex inner margin, forming a partial apron and connected to clasper dorsomedially near its base, soft tissue connecting insertions of pelvic fins is weak, not forming a prominent apron overlying ventral surface of tail; a much longer anal-fin base than second dorsal fin, base 9.9-10.9% TL, 2.4-6.0 times anal-caudal space; long caudal peduncle, anal-caudal space 1.6-4.2% TL; crest of enlarged denticles on anteri

Classification

Classified By
Gledhill, Last & White, 2008
Class
Sharks and Rays (Elasmobranchii)
Order
Ground sharks (Carcharhiniformes)
Family
Cat sharks (Scyliorhinidae)

Distribution

Region
Western Pacific
Distribution
Western Pacific: Australia.
Range
Unknown

Environment

Climate
Tropical
Water Temperature From
Unknown °C
Water Temperature To
Unknown °C
Depth From - meters
300 m
Depth To - meters
419 m
Zone
bathydemersal
Environment
Marine; bathydemersal; depth range 300 - 419 m (Ref. 76950)
Trophic Level
3.88 s.e. 0.62 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
42.1 cm
Common Length
Unknown cm
Phylogenetic Diversity Index
PD50 = 0.7500 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses
Unknown
Vulnerability
Low to moderate vulnerability (27 of 100)
Resilience
High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.)
Threat To Humans
  Harmless
IUCN Red List Status
  Data deficient (DD)