Yellow-spotted skate (Okamejei hollandi) fish species and information / pictures of Yellow-spotted skate - Okamejei hollandi

Yellow-spotted skate (Okamejei hollandi) fish species information

Scientific Name
Okamejei hollandi

Common Name
Yellow-spotted skate

Biology
Bottom-dwellers that feed on invertebrates and bony fish (Ref. 9908). Depth range given by H. Ishihara (pers.comm. 07/07). Oviparous. Distinct pairing with embrace. Young may tend to follow large objects, such as their mother (Ref. 205). Eggs are oblong capsules with stiff pointed horns at the corners deposited in sandy or muddy flats (Ref. 205). Egg capsules are 5.3-6.7 cm long and 2.7-3.9 cm wide (Ref. 41253, 41298).

Classification

Classified By

Jordan & Richardson, 1909

Class

Sharks and Rays (Elasmobranchii)

Order

Skates and Rays (Rajiformes)

Family

Skates (Rajidae)

Distribution

Region

Western Pacific

Distribution

Western Pacific: southern Japan (Ref. 559), East China Sea, Taiwan, and the South China Sea.

Range

Unknown

Environment

Climate

Tropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

67 m

Depth To - meters

87 m

Zone

demersal

Environment

Marine; demersal; depth range 67 - 87 m

Trophic Level

4.01 s.e. 0.61 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

42.0 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

Unknown

Vulnerability

Low to moderate vulnerability (26 of 100)

Resilience

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

Threat To Humans

Other (Ref. 10311)

IUCN Red List Status

Data deficient (DD)