Marshall slopebrotula

📖 Overview

Marshall slopebrotula (Tuamotuichthys marshallensis) is a ray-finned fish of the family Bythitidae. It inhabits marine (saltwater) waters in deep-water environments. This species can reach a maximum total length of 12 cm. It occurs at depths between 46 and 536 metres. With a trophic level of 3.4, it is a low-level carnivore, feeding on invertebrates and small organisms. It is assessed as Data Deficient on the IUCN Red List.

🔬 Taxonomy

🐟 Physical Description

Dorsal soft rays (total): 78 - 81; Anal soft rays: 62; Vertebrae: 47 - 49. Tuamotuichthys marshallensisdiffers from T. bispinosus in the following characters: downward-directed part of the opercular spine hidden (vs. free); precaudal vertebrae 11 ( vs. 13); dorsal fin origin above vertebra no. 5 (vs. no. 8); hypobranchial rakers of anterior gill arch developed as one large or five smaller plates provided with small spines (vs. hypobranchial without rakers or plates); soft interorbital 5.8-6.3 % SL (vs. 3.8 % SL); maximum head depth 20.0–-1.5 % SL (vs. 13.5 % SL); body depth at origin of anal fin 18.5-20.5 % SL (vs. 14.5 % SL); head pores present on occiput and upper preoperculum (vs. absent); interorbital and occipital head pores present (vs. absent); no scales on top of head (vs. scales present); dorsal rim of otolith high (vs. rim flat) .: elongated.

🌀 Behaviour

Behavioural data for Marshall slopebrotula is currently being reviewed.

🦐 Diet

Diet information for Marshall slopebrotula is currently being compiled.

🥚 Reproduction

Reproduction data for Marshall slopebrotula is currently being compiled.

🌍 Habitat & Distribution

Marine; bathypelagic; depth range 46 - 536 m . Deep-water

🌿 Ecology

📐 Morphometrics

🌡️ Water Parameters & Tolerance

🛡️ Conservation Assessment

📊 Population Risk & Fisheries

🐠 Related Species

🔍 Similar Species

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