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🌊 Marine Vulnerable ⚡ Other 🌡️ Tropical

Boeseman's skate

Okamejei boesemani Ishihara, 1987
Max Length
-
Max Weight
-
Lifespan
-
Trophic Level
4
Depth
20–175 m
Climate
Tropical
Resilience
Low
Vulnerability
40.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Occur in the sublittoral zone, 70-90 m on sandy mud bottoms . Oviparous. Distinct pairing with embrace. Young may tend to follow large objects, such as their mother . Eggs are oblong capsules with stiff pointed horns at the corners deposited in sandy or muddy flats . Egg capsules measure 6.1 cm long and 3.7 cm wide . Utilization details sketchy . Very rarely caught by demersal longline fisheries off Java. Utilized for its meat.

Scientific Name
Okamejei boesemani
Authority
Ishihara, 1987
Habitat
Marine
Climate
Tropical
IUCN Status
VU
Depth Range
20–175 m
Trophic Level
4
Resilience
Low
Vulnerability
40.00/100
Salinity
30–40 ppt

🔬 Taxonomy

🐟 Physical Description

Physical description for Boeseman's skate is currently being compiled.

🌀 Behaviour

Behavioural data for Boeseman's skate is currently being reviewed.

🦐 Diet

small fish
crustaceans
cephalopods

🥚 Reproduction

🐣 Oviparous

Oviparous . Paired eggs are laid. Embryos feed solely on yolk . Distinct pairing with embrace. Young may tend to follow large objects, such as their mother .

🌍 Habitat & Distribution

Marine; demersal; depth range 20 - 175 m . Tropical Northwest Pacific; Korea to Vietnam, including Taiwan and southern Japan.

🌿 Ecology

Zone Preferences
🌊 Marine ⬇️ Benthic
Trophic Level
4±0.6

📐 Morphometrics

Length–Weight Relationship: W = 0.00309 × L3.24 (TL)

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Vulnerable
Assessment Date
2019

📊 Population Risk & Fisheries

Population Resilience
Low
Minimum doubling time
Fishing Vulnerability
40.00/100
Moderate vulnerability
Trophic Level
4
Apex / Top predator
Climate Zone
Tropical
Described By
Ishihara, 1987

🌐 Names & Taxonomy

Scientific Synonyms

Scientific Name Author Year Status
Raja boesemani Ishihara 1987 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 1 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

Aquareap Community Observations
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