Small-eyed whipfin mojarra
📖 Overview
Small-eyed whipfin mojarra (Gerres microphthalmus), first described by Iwatsuki, Kimura & Yoshino, 2002 is a small fish in the family Gerreidae (order Perciformes). Adults typically reach 12.00 cm in maximum length. It inhabits marine coastal and open-ocean environments. It occurs in Temperate waters. It feeds on a mix of small fish and invertebrates as a mid-level predator.
🔬 Taxonomy
🐟 Physical Description
Dorsal spines (total): 9; Dorsal soft rays (total): 10; Anal spines: 3; Anal soft rays: 7. Second dorsal fin elongated, reaching just short of last dorsal fin ray when depressed (in all stages, up to 50% SL, mean 42% SL, tip very easily broken). Orbit diameter relatively small (8-11% SL), ratio as % of snout length, 93-143. Head length relatively short, 30-33% of SL. Maxillary reaching to below or (rarely) just short of anterior margin of iris. Exposed maxillary process always tapering to a point anteriorly for about half its length. Supraneural bones 3 .: short and / or deep; Cross section: compressed.
🌀 Behaviour
Behavioural data for Small-eyed whipfin mojarra is currently being reviewed.
🦐 Diet
🥚 Reproduction
🌍 Habitat & Distribution
Marine; brackish; pelagic-neritic; depth range ? - 20 m . Temperate; ? - 16°C Northwest Pacific: southern Japan.
🌿 Ecology
📐 Morphometrics
🌡️ Water Parameters & Tolerance
📊 Population Risk & Fisheries
🌐 Names & Taxonomy
| Language | Common Names |
|---|---|
| 🇬🇧English | Small-eyed whipfin mojarra |
| 🌍CES | ostnušíček malooký |
| 🇯🇵Japanese | Yamatoitohikisagi · ヤマトイトヒキサギ |
🔍 Similar Species
🗺️ Global Occurrence Map
Occurrence records from the Global Biodiversity Information Facility (GBIF) - 2 records indexed .
👥 Community & Contribute
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