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🌊 Marine Least Concern 🐠 Aquarium 🌡️ Tropical

Hazeus Profusus

Hazeus profusus Allen & Erdmann, 2021
Max Length
2.9 cm
Max Weight
-
Lifespan
-
Trophic Level
3.1
Depth
-
Climate
Tropical
Resilience
High
Vulnerability
10.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Hazeus Profusus (Hazeus profusus), first described by Allen & Erdmann, 2021 is a tiny fish in the family Gobiidae (order Gobiiformes). Adults typically reach 2.90 cm in maximum length. It inhabits marine coastal and open-ocean environments. It occurs in Tropical waters. It is broadly omnivorous, taking invertebrates, plant matter, and detritus. On the IUCN Red List, it is classified as Least Concern.The species is kept in the aquarium hobby. Care requirements and behaviour align broadly with other Gobiidae kept in the hobby.

Scientific Name
Hazeus profusus
Authority
Allen & Erdmann, 2021
Habitat
Marine
Climate
Tropical
IUCN Status
LC
Max Length
2.9 cm
Trophic Level
3.1
Resilience
High
Vulnerability
10.00/100
Salinity
30–40 ppt

🐟 Physical Description

This species is distinguished by the following characters: third dorsal spine longest, segmented dorsal and anal rays usually 10 (sometimes 9), pectoral rays 16-18 (rarely 16); branched caudal-fin rays 12-13 (usually 12); lateral scales 24-26 (rarely 24); transverse scales 7; predorsal scales 6-8 (usually 7); ctenoid scales covering body and nape, except cycloid on prepelvic area, pectoral-fin base, and most of cheek; head is completely scaled, ctenoid scales on opercle and posterior cheek; 'mixed' pattern of cephalic sensory papillae including two primary longitudinal rows and several transverse rows. Colouration: in life it is generally tan to whitish ventrally with 5-6 diffuse brown saddles dorsally on head and body, five large rectangular, dark-brown spots midlaterally on side of body, and numerous smaller dark-brown and white spots on dorsal half of the head and body .Cross section: oval.

🌀 Behaviour

Behavioural data for Hazeus Profusus 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. Tropical

🌿 Ecology

Zone Preferences
🌊 Marine ⬇️ Benthic
Trophic Level
3.1±0.3

📐 Morphometrics

Length–Weight Relationship: W = 0.00741 × L3.09 (TL)
Max TL
2.9cm

🌡️ 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
10.00/100
Low vulnerability
Trophic Level
3.1
Predator
Climate Zone
Tropical
Described By
Allen & Erdmann, 2021

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