Gigantactis Macronema
📖 Overview
Appear to be active predators which feed on midwater fishes, including Cyclothone acclinidens, Triphoturus mexicanus and Bathylagus stilbius; cephalopods like Vampyroteuthis; and various invertebrates like amphipods, natant decapod crustaceans and coelenterates . Maximum length for female from Ref. 41361.
🔬 Taxonomy
🐟 Physical Description
Dorsal spines (total): 0; Dorsal soft rays (total): 5 - 6; Anal spines: 0; Anal soft rays: 5 - 6. Metamorphosed females distinguished by the following characteristics: length of illicium 340-447% SL; escal bulb with lightly pigmented truncated distal prolongation; 6-20 long distal filaments; escal papillae absent; proximal escal papillae absent; short dentary teeth (longest 1.3-3.4% SL, average 2.3% SL), arranged posteriorly in two longitudinal series; length of caudal fin rays less than 45% SL; weakly developed skin coverage of proximal part of caudal fin; caudal fin rays free nearly to base .: short and / or deep.
🌀 Behaviour
Behavioural data for Gigantactis Macronema is currently being reviewed.
🦐 Diet
🥚 Reproduction
🌍 Habitat & Distribution
Marine; bathypelagic; depth range 650 - 2500 m . Deep-water Atlantic Ocean and Pacific Ocean.
🌿 Ecology
midwater fishes, including Cyclothone acclinidens, Triphoturus mexicanus and Bathylagus stilbius; ce
📐 Morphometrics
🌡️ Water Parameters & Tolerance
🛡️ Conservation Assessment
📊 Population Risk & Fisheries
🌐 Names & Taxonomy
| Language | Common Names |
|---|---|
| 🌍CES | hrotoústka udicovitá |
| 🇯🇵Japanese | エナガシダアンコウ |
| 🇵🇹Portuguese | Peixe-diabo-chicote-da-Baja-Califórnia |
| 🇷🇺Russian | Длиннонитевой гигантаксис |
🔍 Similar Species
🗺️ Global Occurrence Map
Occurrence records from the Global Biodiversity Information Facility (GBIF) - 3 records indexed .
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