Borneo catshark (Apristurus platyrhynchus) fish species and Borneo catshark information

Scientific Name
Apristurus platyrhynchus

Common Name
Borneo catshark

Biology
Dorsal spines (total): 0; Dorsal soft rays (total): 0; Anal spines: 0; Anal soft rays: 0. Diagnostic features include the very short abdomen, with interspace between pectoral and pelvic fins base shorter than 3/5 of anal fin base length; pectoral fin tip reaching beyond the midpoint between pectoral and pelvic fins; first dorsal fin smaller in area than the second dorsal; posterior end base (axil) of second dorsal clearly in front of anal fin axil; low anal fin with a long base. Egg capsule very slender; without tendrils, conical posterior end. Claspers without hooks, with posterior margin of exorhipidion forming a free lobe (Ref. 37959). Black, brown or grey (Ref. 11146), without conspicuous markings on fins (Ref. 244).

Classification

Classified By

Tanaka, 1909

Class

Sharks and Rays (Elasmobranchii)

Order

Ground sharks (Carcharhiniformes)

Family

Cat sharks (Scyliorhinidae)

Distribution

Region

Western Pacific

Distribution

Western Pacific: Philippines, South and East China seas; northward to the Suruga Bay, Japan.

Range

35°N - 1°N

Environment

Climate

Deep-water

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

759 m

Depth To - meters

759 m

Zone

bathyalpelagic

Environment

Marine; bathypelagic; depth range 759 - 759 m (Ref. 58018)

Trophic Level

3.76 s.e. 0.51 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

80.0 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.5000 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

Moderate vulnerability (45 of 100)

Resilience

Very Low, minimum population doubling time more than 14 years (Fec assumed to be

Threat To Humans

Harmless

IUCN Red List Status

Data deficient (DD)

Borneo catshark (Apristurus platyrhynchus) fish species and information / pictures of Borneo catshark - Apristurus platyrhynchus

Borneo catshark (Apristurus platyrhynchus) fish species information

Classification

Distribution

Environment

Physical Size and Genetics

Human Uses and Population