Fanray (Platyrhina sinensis) fish species and information / pictures of Fanray - Platyrhina sinensis

Fanray (Platyrhina sinensis) fish species information

Scientific Name
Platyrhina sinensis

Common Name
Fanray

Biology
This species is distinguished from its congeners in having the following set of characters: two rows of thorns (strongly hooked and gradually becoming somewhat embedded toward first dorsal fin origin) on mid-dorsum of tail; no thorns at the anterior part of scapular region; thorns on the orbital, nape and scapular regions not encircled by light yellow or white pigment; dorsal surface covered with minute dermal denticles of uniform size and shape, no obvious larger dermal denticles (smooth to touch) (Ref. 86259).

Classification

Classified By

Bloch & Schneider, 1801

Class

Sharks and Rays (Elasmobranchii)

Order

Skates and Rays (Rajiformes)

Family

Guitarfishes (Rhinobatidae)

Distribution

Region

Northwest Pacific

Distribution

Northwest Pacific: Chinese coast of Taiwan Strait and in the South China Sea to northern Vietnamese waters; not confirmed from Japanese, South Korean or Taiwanese waters (likely to occur in Taiwan).

Range

26°N - 15°N, 105°E - 121°E

Environment

Climate

Subtropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

Unknown m

Depth To - meters

Unknown m

Zone

demersal

Environment

Marine; demersal; oceanodromous (Ref. 51243)

Trophic Level

3.5 s.e. 0.37 Based on food items.

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

68.0 cm

Common Length

50.0 cm

Phylogenetic Diversity Index

PD50 = 0.6250 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 (34 of 100)

Resilience

Low, minimum population doubling time 4.5 - 14 years (Fec assumed to be

Threat To Humans

Harmless (Ref. 9903)

IUCN Red List Status

Vulnerable (VU) (A4bcd)