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🌊 Marine Data Deficient 🌡️ Tropical

Large-mouth righteye flounder

Samariscus macrognathus Fowler, 1934
Max Length
5.5 cm
Max Weight
-
Lifespan
-
Trophic Level
3.5
Depth
-
Climate
Tropical
Resilience
-
Vulnerability
10.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

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.

Scientific Name
Samariscus macrognathus
Authority
Fowler, 1934
Habitat
Marine
Climate
Tropical
Body Shape
Short and / or deep
IUCN Status
DD
Max Length
5.5 cm
Trophic Level
3.5
Vulnerability
10.00/100
Salinity
30–40 ppt

🔬 Taxonomy

Kingdom
Animalia
Phylum
Chordata
Class
Teleostei
Teleostei
Order
Pleuronectiformes
Pleuronectiformes
Family
Samaridae
Samaridae
Genus
Samariscus
Samariscus
Species
Large-mouth righteye flounder
Samariscus macrognathus

🐟 Physical Description

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.

🌀 Behaviour

Behavioural data for Large-mouth righteye flounder is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous 📦 Batch Spawner
Spawning Season
spring-summer
Spawn Location
Pelagic
Fertilization
External

🌍 Habitat & Distribution

Marine; demersal; depth range ? - 82 m . Tropical west coast of Luzon, Philippines.

🌿 Ecology

Zone Preferences
🌊 Marine ⬇️ Benthic
Trophic Level
3.5±0.37
Food Items

small benthic animals (Ref

📐 Morphometrics

Length–Weight Relationship: W = 0.01585 × L2.94 (TL)
Max TL
5.5cm
Dorsal Rays
67
Anal Rays
51
Vertebrae
40

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Data Deficient
Assessment Date
2020

📊 Population Risk & Fisheries

Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3.5
Predator
Body Shape
Short and / or deep
Climate Zone
Tropical
Described By
Fowler, 1934

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 1 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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