Andriashev's deepsea batfish
📖 Overview
Andriashev's deepsea batfish (Halieutopsis andriashevi), first described by Bradbury, 1988 is a tiny fish in the family Ogcocephalidae (order Lophiiformes). Adults typically reach 4.60 cm in maximum length. It inhabits marine coastal and open-ocean environments. Recorded depth range: 3800 to 4020 metres. It occurs in Deep-water waters. It is broadly omnivorous, taking invertebrates, plant matter, and detritus. On the IUCN Red List, it is classified as Data Deficient.
🔬 Taxonomy
🐟 Physical Description
Dorsal soft rays (total): 4 - 5; Vertebrae: 19. This species is distinguished by the following characters: D 4-5; pectoral-fin rays 14-15; disk is small and tail long; esca small, dorsal lobe with tongue-like structure and thin posterior flap; tubercles on edges of disk and lateral sides of tail are low and closely adjoining, forming thin, continuous, saw-toothed ridges; subopercular tubercle is poorly developed, with two short spinelets; eye diameter 24.9-27.0% SL; disk margin 34.4-38.2% SL; head width 17.3-22.7% SL; dorsal-fin length 14.5-15.1% SL; pectoral-fin length 18.0-20.4% SL; anal-fin length 14.1-15.1% SL; caudal-fin length 24.2-24.7% SL; lateral-line neuromasts: supraorbital series (SS) 3-6, preopercular series (POS) 2-3, subopercular series (SOS) 5, dorsolateral branch of subopercular series (DBSS) 3, tail series (TS) 8-11. Colouration; when preserved, light brown to creamy white, somewhat translucent with thin skin .: short and / or deep; Cross section: flattened.
🌀 Behaviour
Behavioural data for Andriashev's deepsea batfish is currently being reviewed.
🦐 Diet
🥚 Reproduction
🌍 Habitat & Distribution
Marine; bathydemersal; depth range 3800 - 4020 m . Deep-water Central Indian Ocean.
🌿 Ecology
📐 Morphometrics
🌡️ Water Parameters & Tolerance
🛡️ Conservation Assessment
📊 Population Risk & Fisheries
🌐 Names & Taxonomy
| Language | Common Names |
|---|---|
| 🇬🇧English | Andriashev's Batfish |
| 🌍CES | chřestivec Andrijaševův |
🔍 Similar Species
🗺️ Global Occurrence Map
Occurrence records from the Global Biodiversity Information Facility (GBIF) - 3 records indexed .
👥 Community & Contribute
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