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🌊 Marine Least Concern 🐠 Aquarium 🌡️ Tropical

Lachner's dwarfgoby

Sueviota lachneri Winterbottom & Hoese, 1988
Max Length
2.1 cm
Max Weight
-
Lifespan
-
Trophic Level
3.1
Depth
3–50 m
Climate
Tropical
Resilience
Low
Vulnerability
10.00/100
Typical Length
-
Depth Zone
reef

📖 Overview

Lachner's dwarfgoby (Sueviota lachneri) is a ray-finned fish of the family Gobiidae. It inhabits marine (saltwater) waters in reef-associated environments. This species can reach a maximum total length of 2.1 cm. It occurs at depths between 3 and 50 metres. With a trophic level of 3.1, 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
Sueviota lachneri
Authority
Winterbottom & Hoese, 1988
Habitat
Marine
Climate
Tropical
Body Shape
Fusiform / normal
IUCN Status
LC
Max Length
2.1 cm
Depth Range
3–50 m
Trophic Level
3.1
Resilience
Low
Vulnerability
10.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 6 - 7; Dorsal soft rays (total): 8 - 9; Anal spines: 1; Anal soft rays: 8. Characterized by semi-translucent with orange/brown scale margins; three large orange to brown blotches behind pectoral fin; head with large dusky orange spots/bands; pectoral fin base with a pair of large brown to reddish spots on pectoral fin base; small dark spots present on dorsal and caudal fin rays; absence of pelvic frenum; branched caudal rays 12; longitudinal scale series 25-26; ctenoid scales on body except cycloid near midline of abdomen; head, nape, pectoral fin base and breast scaleless; depth of body 5.0-5.5 in SL .: fusiform / normal; Cross section: compressed.

🌀 Behaviour

Behavioural data for Lachner's dwarfgoby is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

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

"The entire reproductive sequence consisted of nest preparation by a male, courtship behaviors, nest entry by a female, spawning, and paternal care until the hatching of eggs." The sequence of behavior observed during courtship in the laboratory were as follows: "The male approached a female. The female responded to the male approach with yawning. In leading, the male returned to its nest. Tail-waving was performed during stopping." .

🌍 Habitat & Distribution

Marine; reef-associated; depth range 3 - 50 m . Tropical

🌿 Ecology

Zone Preferences
🌊 Marine 🪸 Reef Associated
Trophic Level
3.1±0.3

📐 Morphometrics

Length–Weight Relationship: W = 0.01023 × L3.01 (TL)
Max TL
2.1cm
Dorsal Spines
7
Dorsal Rays
9
Anal Spines
1
Anal Rays
8

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2015

📊 Population Risk & Fisheries

Population Resilience
Low
Minimum doubling time
Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3.1
Predator
Body Shape
Fusiform / normal
Climate Zone
Tropical
Described By
Winterbottom & Hoese, 1988

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