Flapnose ray (Rhinoptera javanica) fish species and information / pictures of Flapnose ray - Rhinoptera javanica

Flapnose ray (Rhinoptera javanica) fish species information

Scientific Name
Rhinoptera javanica

Common Name
Flapnose ray

Biology
Double-lobed snout and indented forehead; jaws usually with 7 rows of plate-like teeth; no caudal fin (Ref. 5578). Brown above, white below (Ref. 5578).

Classification

Classified By

M?ller & Henle, 1841

Class

Sharks and Rays (Elasmobranchii)

Order

Skates and Rays (Rajiformes)

Family

Eagle and manta rays (Myliobatidae)

Distribution

Region

Indo-West Pacific

Distribution

Indo-West Pacific: off Durban, South Africa and ranging north possibly to India, Thailand, Indonesia, and southern China. Also in Okinawa, Ryukyu Islands (Ref. 637). Possibly Australia (Ref. 9862).

Range

Unknown

Environment

Climate

Tropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

Unknown m

Depth To - meters

Unknown m

Zone

reef-associated

Environment

Marine; brackish; reef-associated

Trophic Level

3.28 s.e. 0.37 Based on food items.

Occurs in Marine / Salt water

True

Occurs in Brackish water

True

Occurs in Fresh Water

False

Occurs on Reefs

True

Is kept in Aquariums

False

Physical Size and Genetics

Maximum Length

150 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.5039 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Fisheries: commercial; gamefish: yes

Vulnerability

Moderate to high vulnerability (46 of 100)

Resilience

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

Threat To Humans

Harmless (Ref. 12484)

IUCN Red List Status

Vulnerable (VU) (A2d+3cd+4cd)