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🌊 Marine Least Concern 🌡️ Subtropical

Lagoon goby

Tasmanogobius lasti Hoese, 1991
Max Length
5.5 cm
Max Weight
-
Lifespan
-
Trophic Level
3.2
Depth
-
Climate
Subtropical
Resilience
High
Vulnerability
11.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Lagoon goby (Tasmanogobius lasti) is a ray-finned fish. It inhabits marine (saltwater) waters in benthic environments. This species can reach a maximum total length of 5.5 cm. With a trophic level of 3.2, it is a low-level carnivore, feeding on invertebrates and small organisms. It is assessed as Least Concern on the IUCN Red List.

Scientific Name
Tasmanogobius lasti
Authority
Hoese, 1991
Habitat
Marine
Climate
Subtropical
IUCN Status
LC
Max Length
5.5 cm
Trophic Level
3.2
Resilience
High
Vulnerability
11.00/100
Salinity
30–40 ppt

🔬 Taxonomy

Genus
Tasmanogobius
Tasmanogobius
Species
Lagoon goby
Tasmanogobius lasti

🐟 Physical Description

Dorsal spines (total): 7 - 10; Dorsal soft rays (total): 12 - 15; Anal spines: 0 - 1; Anal soft rays: 12 - 15. Remarks: caudal fin rounded.

🌀 Behaviour

Behavioural data for Lagoon goby 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; brackish; demersal. Subtropical Indian Ocean: southern Australia.

🌿 Ecology

Zone Preferences
🌊 Marine 🌿 Brackish ⬇️ Benthic
Trophic Level
3.2±0.5

📐 Morphometrics

Length–Weight Relationship: W = 0.00708 × L3.07 (TL)
Max TL
5.5cm
Dorsal Spines
9
Dorsal Rays
14
Anal Spines
1
Anal Rays
14

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2024

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
11.00/100
Low vulnerability
Trophic Level
3.2
Predator
Climate Zone
Subtropical
Described By
Hoese, 1991

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