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🌊 Marine Least Concern 🌡️ Tropical

Bigmouth stardrum

Stellifer collettei Filho & Andrade Santos, 2021
Max Length
10 cm
Max Weight
-
Lifespan
-
Trophic Level
3.3
Depth
-
Climate
Tropical
Resilience
High
Vulnerability
12.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Bigmouth stardrum (Stellifer collettei), first described by Filho & Andrade Santos, 2021 is a small fish in the family Sciaenidae (order Perciformes). Adults typically reach 10.00 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 Least Concern.

Scientific Name
Stellifer collettei
Authority
Filho & Andrade Santos, 2021
Habitat
Marine
Climate
Tropical
IUCN Status
LC
Max Length
10 cm
Trophic Level
3.3
Resilience
High
Vulnerability
12.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 11 - 15; Dorsal soft rays (total): 19 - 23; Anal spines: 2; Anal soft rays: 7 - 9. This specis is distinguished from all it congeners in the Atlantic by the following set of characters: a strong oblique mouth; 6-9 short spines on the preopercular margin; 4 pores on the underside of the lower jaw, except the Venezuelan S. chaoi, which is similar in external appearance, but has 42-48 total gill rakers on the first arch (vs. 28-37 in S. collettei) .Cross section: compressed.

🌀 Behaviour

Behavioural data for Bigmouth stardrum 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; benthopelagic. Tropical

🌿 Ecology

Zone Preferences
🌊 Marine
Trophic Level
3.3±0.2

📐 Morphometrics

Length–Weight Relationship: W = 0.00813 × L3.09 (TL)
Max TL
10cm
Dorsal Spines
13
Dorsal Rays
21
Anal Spines
2
Anal Rays
8

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2023

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
12.00/100
Low vulnerability
Trophic Level
3.3
Predator
Climate Zone
Tropical
Described By
Filho & Andrade Santos, 2021

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