Noronha's scorpionfish

📖 Overview

Noronha's scorpionfish (Pteroidichthys noronhai), first described by Fowler, 1938 is a small fish. Adults typically reach 5.60 cm in maximum length. It inhabits marine coastal and open-ocean environments. Recorded depth range: 50 to 215 metres. It occurs in Tropical waters. It feeds on a mix of small fish and invertebrates as a mid-level predator. On the IUCN Red List, it is classified as Least Concern.

🔬 Taxonomy

🐟 Physical Description

Dorsal spines (total): 12; Dorsal soft rays (total): 8 - 9; Anal spines: 3; Anal soft rays: 5. This species is distinguished by the following characters: A III,5; rigid dorsal-fin spines; snout relatively short, length 13.5-16.9% (mean 15.3%) of SL, shorter than postorbital length; posterior margin of maxilla reaching to or extending beyond vertical through middle of pupil; distance between tips of lateral lacrimal and first suborbital spines shorter than or subequal to that between tips of first and second suborbital spines; with supplemental preopercular spine; poorly developed tentacles on supraocular and posterior lacrimal spines, their lengths usually less than (rarely longer than) orbit diameter; there are a few tentacles on trunk and fins; well-developed lateral lacrimal and suborbital spines, with pointed tips; absence of distinct black blotch on anterodistal part of soft-rayed portion of dorsal fin .: fusiform / normal; Cross section: compressed.

🌀 Behaviour

Behavioural data for Noronha's scorpionfish is currently being reviewed.

🦐 Diet

🥚 Reproduction

🌍 Habitat & Distribution

Marine; demersal; depth range 50 - 215 m . Tropical; 40°N - 35°S, 55°E - 175°E West Pacific: Japan, China, Vietnam, the Philippines, Vanuatu, and Western Australia; recorded from Saya de Malha Bank and Taiwan.

🌿 Ecology

📐 Morphometrics

🌡️ Water Parameters & Tolerance

🛡️ Conservation Assessment

📊 Population Risk & Fisheries

🐠 Related Species

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