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🌊 Marine Least Concern 🌡️ Tropical

Broadbrow flounder

Crossorhombus valderostratus Alcock, 1890
Max Length
14 cm
Max Weight
-
Lifespan
-
Trophic Level
3.5
Depth
35–146 m
Climate
Tropical
Resilience
Medium
Vulnerability
32.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Broadbrow flounder (Crossorhombus valderostratus), first described by Alcock, 1890 is a small fish in the family Bothidae (order Pleuronectiformes). Adults typically reach 14.00 cm in maximum length. It inhabits marine coastal and open-ocean environments. Recorded depth range: 35 to 146 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.

Scientific Name
Crossorhombus valderostratus
Authority
Alcock, 1890
Habitat
Marine
Climate
Tropical
Body Shape
Short and / or deep
IUCN Status
LC
Max Length
14 cm
Depth Range
35–146 m
Trophic Level
3.5
Resilience
Medium
Vulnerability
32.00/100
Salinity
30–40 ppt

🔬 Taxonomy

🐟 Physical Description

Dorsal spines (total): 0; Dorsal soft rays (total): 86 - 93; Anal spines: 0; Anal soft rays: 68 - 74. Brown in color with dark spots arranged in longitudinal rows on eyed side; 2-3 spots on straight section of lateral line . Pectorals with 11-12 rays on eyed side, 9-11 rays on blind side .: short and / or deep.

🌀 Behaviour

Behavioural data for Broadbrow 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 35 - 146 m . Tropical West Pacific.

🌿 Ecology

Zone Preferences
🌊 Marine ⬇️ Benthic
Trophic Level
3.5±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.00912 × L3.04 (TL)
Max TL
14cm
Dorsal Rays
90
Anal Rays
71

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2019

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
32.00/100
Low vulnerability
Trophic Level
3.5
Predator
Body Shape
Short and / or deep
Climate Zone
Tropical
Described By
Alcock, 1890

🌐 Names & Taxonomy

Scientific Synonyms

Scientific Name Author Year Status
Engyprosopon valderostratus Alcock 1890 Synonym
Platophrys dimorphus Gilchrist 1904 Synonym
Rhomboidichthys valderostratus Alcock 1890 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 2 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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