Large-mouth righteye flounder (Samariscus macrognathus), first described by Fowler, 1934 is a small fish in the family Samaridae (order Pleuronectiformes). Adults typically reach 5.50 cm in maximum length. It inhabits marine coastal and open-ocean environments. 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 Data Deficient.
Dorsal soft rays (total): 67; Anal soft rays: 51; Vertebrae: 40. Upper jaw reaching to middle of lower eye, length about 2 times in head length. Head length about 3.8 times In SL (Ref 12933).: short and / or deep.
Behavioural data for Large-mouth righteye flounder is currently being reviewed.
Marine; demersal; depth range ? - 82 m . Tropical west coast of Luzon, Philippines.
small benthic animals (Ref
Occurrence records from the Global Biodiversity Information Facility (GBIF) - 1 records indexed .
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