🌊 Marine
Least Concern
🌡️ Subtropical
Grammonus Ater
Grammonus ater Risso, 1810
📖 Overview
Inhabits shallow rocky areas . Probably a deep dweller that migrates to coastal areas in August . Uncommon species . Nocturnal, hides in caves during the day .
Scientific Name
Grammonus ater
Authority
Risso, 1810
Habitat
Marine
Climate
Subtropical
IUCN Status
LC
Max Length
12 cm
Depth Range
5–30 m
Trophic Level
3.5
Resilience
High
Vulnerability
23.00/100
Salinity
30–40 ppt
🔬 Taxonomy
Class
Teleostei
Teleostei
Order
Ophidiiformes
Ophidiiformes
Family
Bythitidae
Bythitidae
Genus
Grammonus
Grammonus
Species
Grammonus Ater
Grammonus ater
🐟 Physical Description
Physical description for Grammonus Ater is currently being compiled.
🌀 Behaviour
Behavioural data for Grammonus Ater 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; reef-associated; depth range 5 - 30 m. Subtropical; 47°N - 30°N, 1°E - 20°E
🌿 Ecology
Zone Preferences
🌊 Marine
🪸 Reef Associated
Trophic Level
3.5±0.5
🌙 Nocturnal
📐 Morphometrics
Length–Weight Relationship:
W = 0.00468 × L3.03
(TL)
Max TL
12cm
🌡️ Water Parameters & Tolerance
Salinity Range
30–40ppt
🛡️ Conservation Assessment
IUCN Category
Least Concern
Assessment Date
2014
📊 Population Risk & Fisheries
Population Resilience
High
Minimum doubling time
Fishing Vulnerability
23.00/100
Low vulnerability
Trophic Level
3.5
Predator
Climate Zone
Subtropical
Described By
Risso, 1810
🔍 Similar Species
✕
‹
![]()
›
👥 Community & Contribute
Aquareap Community Observations
No observations yet - be the first to log one!
View all observations for Grammonus Ater ↗Suggest an Edit
Spotted incorrect or outdated data? Submit a correction and our editorial team will review it. Approved edits go live within 48 hours.
Report an Issue
Found a factual error, broken data, or inappropriate content? Let us know and we will investigate promptly.