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🌊 Marine 🌡️ Deep-water

Obscurae snailfish

Elassodiscus obscurus Pitruk & Fedorov, 1993
Max Length
28.6 cm
Max Weight
-
Lifespan
-
Trophic Level
3.6
Depth
161–1773 m
Climate
Deep-water
Resilience
Medium
Vulnerability
36.00/100
Typical Length
-
Depth Zone
deep-water

📖 Overview

Obscurae snailfish (Elassodiscus obscurus) is a ray-finned fish of the family Liparidae. It inhabits marine (saltwater) waters in deep-water environments. This species can reach a maximum total length of 28.6 cm. It occurs at depths between 161 and 1773 metres. With a trophic level of 3.6, it is a mid-level predator.

Scientific Name
Elassodiscus obscurus
Authority
Pitruk & Fedorov, 1993
Habitat
Marine
Climate
Deep-water
Max Length
28.6 cm
Depth Range
161–1773 m
Trophic Level
3.6
Resilience
Medium
Vulnerability
36.00/100
Salinity
30–40 ppt

🔬 Taxonomy

🐟 Physical Description

Dorsal soft rays (total): 69 - 73; Anal soft rays: 63 - 68; Vertebrae: 72 - 80. Two suprabranchial pores. Teeth simple, long, slightly convex rearward. Lower lobe of the pectoral fin long, contained 3-3.5 times in SL. Pectoral fin with a large notch; upper lobe is short, and does not reach to the origin of the anal fin. The rays of the lower lobe are approximately twice as long as those of the upper, reaching origin of the anal fin.

🌀 Behaviour

Behavioural data for Obscurae snailfish is currently being reviewed.

🦐 Diet

Diet information for Obscurae snailfish is currently being compiled.

🥚 Reproduction

Reproduction data for Obscurae snailfish is currently being compiled.

🌍 Habitat & Distribution

Marine; bathydemersal; depth range 161 - 1773 m , usually 600 - 1290 m . Deep-water Northwest Pacific: Sea of Okhotsk, northern Kuril Islands, southeastern Kamchatka.

🌿 Ecology

Zone Preferences
🌊 Marine 🌑 Deep Water
Trophic Level
3.6±0.6

📐 Morphometrics

Length–Weight Relationship: W = 0.00525 × L3.15 (TL)
Max TL
28.6cm
Dorsal Rays
71
Anal Rays
66
Vertebrae
76

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
36.00/100
Moderate vulnerability
Trophic Level
3.6
Predator
Climate Zone
Deep-water
Described By
Pitruk & Fedorov, 1993

🌐 Names & Taxonomy

Language Common Names
🇬🇧English Obscurae snailfish
🌍CES terčice temná
🇯🇵Japanese Ukikusauo · ウキクサウオ
🇷🇺Russian Длинноперый (темный) элассодиск

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 3 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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