Hemitripterus Villosus
📖 Overview
Hemitripterus Villosus (Hemitripterus villosus), first described by Pallas, 1814 is a medium-sized fish in the family Hemitripteridae (order Perciformes). Adults typically reach 35.00 cm in maximum length. It inhabits marine coastal and open-ocean environments. Recorded depth range: 0 to 550 metres. It occurs in Temperate waters. Diet is predominantly piscivorous, targeting other fish and larger prey. The species is valued as a game and sport species.
🔬 Taxonomy
🐟 Physical Description
Dorsal spines (total): 17 - 19; Dorsal soft rays (total): 11 - 13; Anal spines: 0; Anal soft rays: 12 - 15. Body covered with many small tubercles; head large, with numerous bony humps and ridges; spinous dorsal fin deeply emarginate, its base longer than that of the soft dorsal fin; jaws, prevomer and palatines with broad bands of conical teeth .: fusiform / normal.
🌀 Behaviour
Behavioural data for Hemitripterus Villosus is currently being reviewed.
🦐 Diet
🥚 Reproduction
Spawn in the calcareous deposits of colonies of the polychaeta, Salmacinasp. which makes them more of 'cavity spawners' than 'spawners in live vertebrate' .
🌍 Habitat & Distribution
Marine; demersal; depth range 0 - 550 m . Temperate; 66°N - Northwest Pacific: Karaginskiy and Commander islands, Bering Sea to Okhotsk and Japan seas; one record from the western Gulf of Alaska.
🌿 Ecology
📐 Morphometrics
🌡️ Water Parameters & Tolerance
📊 Population Risk & Fisheries
🎣 Angling Guide
- medium-heavy 7ft spinning rod
- 30-50 lb braid
- fluorocarbon leader
- grass flats
- oyster bars
- marsh drains
- deeper channel edges
Use barbless hooks, minimise air exposure, and revive fish head-first in current before release.
⚠️ Slot limits protect breeding-size fish. Verify daily bag limits.
🌐 Names & Taxonomy
Scientific Synonyms
| Scientific Name | Author | Year | Status |
|---|---|---|---|
| Cottus villosus | Pallas | 1814 | Synonym |
| Hemitripterus cavifrons | Lockington | 1880 | Synonym |
| Hemitripterus sinensis | Sauvage | 1873 | Synonym |
🔍 Similar Species
🗺️ Global Occurrence Map
Occurrence records from the Global Biodiversity Information Facility (GBIF) - 1 records indexed .
👥 Community & Contribute
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