Andaman smoothhound

📖 Overview

Andaman smoothhound (Mustelus andamanensis) is a ray-finned fish of the family Triakidae. It inhabits marine (saltwater) waters. This species can reach a maximum total length of 104 cm. It occurs at depths between 50 and 100 metres. With a trophic level of 3.6, it is a mid-level predator. It is assessed as Vulnerable on the IUCN Red List.

🔬 Taxonomy

🐟 Physical Description

This species is distinguished by the following set of characters: palatine processes of palatoquadrates subdivided near the symphysis with a short, separate medial segment on each side; pre-second dorsal length 55.5-57.9% TL; upper labial furrows are shorter than lower ones, the uppers 0.7-1.1% TL and 0.6-0.9 times lowers; buccopharyngeal denticles cover most of the tongue and roof of mouth to about the third or fourth gill arch; no hypercalcification of skeletal elements, but no adult specimens examined; dorsal fins moderately large, upright with first dorsal-fin anterior margin 13.9-15.8% TL, height 9.2-10.1% TL; teeth in 69-80/64-73 files; precaudal vertebral centra 87-91, monospondylous centra 33-39; no small white spots on dorsal surface of body, including along lateral line; first dorsal fin without a white margin, the upper half dusky to blackish; second dorsal fin blackish distally; caudal fin with a narrow white margin and a distinct black tip on terminal caudal lobe .Cross section: angular.

🌀 Behaviour

Behavioural data for Andaman smoothhound is currently being reviewed.

🦐 Diet

Diet information for Andaman smoothhound is currently being compiled.

🥚 Reproduction

Reproduction data for Andaman smoothhound is currently being compiled.

🌍 Habitat & Distribution

Marine; benthopelagic; depth range 50 - 100 m . Tropical Indian Ocean: Andaman Sea: Myanmar and Thailand.

🌿 Ecology

📐 Morphometrics

🌡️ Water Parameters & Tolerance

🛡️ Conservation Assessment

📊 Population Risk & Fisheries

🐠 Related Species

🔍 Similar Species

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