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🌊 Marine Vulnerable 🌡️ Temperate

White-dotted skate

Bathyraja albomaculata Norman, 1937
Max Length
14.4 cm
Max Weight
-
Lifespan
-
Trophic Level
3.8
Depth
130–434 m
Climate
Temperate
Resilience
Low
Vulnerability
23.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

White-dotted skate (Bathyraja albomaculata) is a ray-finned fish of the family Arhynchobatidae. It inhabits marine (saltwater) waters in benthic environments. This species can reach a maximum total length of 14.4 cm. It occurs at depths between 130 and 434 metres. With a trophic level of 3.8, it is a mid-level predator. It is assessed as Vulnerable on the IUCN Red List.

Scientific Name
Bathyraja albomaculata
Authority
Norman, 1937
Habitat
Marine
Climate
Temperate
Body Shape
Other
IUCN Status
VU
Max Length
14.4 cm
Depth Range
130–434 m
Trophic Level
3.8
Resilience
Low
Vulnerability
23.00/100
Salinity
30–40 ppt

🔬 Taxonomy

🐟 Physical Description

: other.

🌀 Behaviour

Behavioural data for White-dotted skate is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous
Size at Maturity
65.3cm TL

Oviparous, paired eggs are laid. Embryos feed solely on yolk . Eggs have horn-like projections on the shell . Mature gonads are symmetrical in terms of mass, and similar in ovarian follicle number and size . Egg laying possibly throughout the year .

🌍 Habitat & Distribution

Marine; demersal; depth range 130 - 434 m . Temperate; 33°S - 57°S, 75°W - 52°W Southeast Pacific: Guamblín Island, Chile.

🌿 Ecology

Zone Preferences
🌊 Marine ⬇️ Benthic
Trophic Level
3.8±0.52

📐 Morphometrics

Length–Weight Relationship: W = 0.00562 × L3.13 (TL)
Max TL
14.4cm

🌡️ 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
23.00/100
Low vulnerability
Trophic Level
3.8
Predator
Body Shape
Other
Climate Zone
Temperate
Described By
Norman, 1937

🌐 Names & Taxonomy

Language Common Names
🇬🇧English Whitedotted Skate
🇵🇹Portuguese Raia-de-manchas-brancas
🇪🇸Spanish Raya de Manchas Blancas · Rayas de Lunares

Scientific Synonyms

Scientific Name Author Year Status
Breviraja albomaculata Norman 1937 Synonym
Raja albomaculata Norman 1937 Synonym
Rhinoraja albomaculata Norman 1937 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 46 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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