Lined dartfish
📖 Overview
Lined dartfish (Ptereleotris grammica), first described by Randall & Lubbock, 1982 is a small fish in the family Microdesmidae (order Gobiiformes). Adults typically reach 10.00 cm in maximum length. It inhabits marine coastal and open-ocean environments. Recorded depth range: 30 to 60 metres. It occurs in Tropical waters. It feeds on a mix of small fish and invertebrates as a mid-level predator. The species largely solitary in behaviour. On the IUCN Red List, it is classified as Least Concern.The species is important as a food fish and considered a sustainable seafood option under current management. As a member of the Microdesmidae, it shares life-history and morphological traits with its relatives in the group.
🔬 Taxonomy
🐟 Physical Description
Dorsal spines (total): 7; Dorsal soft rays (total): 25 - 27; Anal spines: 1; Anal soft rays: 23 - 26; Vertebrae: 26. Whitish head and body with 3 narrow stripes. Chin with a low, longitudinal, median fold. Scales close-set, embedded or partially embedded, non imbricate (except posteriorly). 1st dorsal fin higher than 2nd, 3rd - 5th spines of adults filamentous; 2nd dorsal with alternating blue and orange-yellow stripes.: elongated; Cross section: compressed.
🌀 Behaviour
Behavioural data for Lined dartfish is currently being reviewed.
🦐 Diet
🥚 Reproduction
🌍 Habitat & Distribution
Marine; reef-associated; depth range 30 - 60 m , usually 30 - 50 m . Tropical; 22°C - 27°C ; 45°N - 45°S West Pacific: Mauritius and Maldives to the Solomon Islands, north to the Ryukyu Islands, south to the Great Barrier Reef.
🌿 Ecology
📐 Morphometrics
🌡️ Water Parameters & Tolerance
🛡️ Conservation Assessment
📊 Population Risk & Fisheries
🍽️ Edibility & Flavour
⚡ Nutrition
Detailed nutritional data for Lined dartfish is currently being compiled from USDA FoodData Central.
🔬 Mercury Safety
Mercury data for Lined dartfish has not yet been assigned. Please consult FDA/EPA guidance for general seafood safety advice.
🌿 Sustainability
🔬 Full Nutritional Profile
Per 100g - Raw, per 100g - Source: USDA FoodData Central templates (generic fish average)
📊 Population Dynamics
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🔍 Similar Species
👥 Community & Contribute
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