Scientific Name
Redigobius balteatus

Common Name
Rhinohorn goby

Biology
Dorsal spines (total): 7; Dorsal soft rays (total): 6-7; Anal spines: 1; Anal soft rays: 6. Body moderately elongated. Rounded head. Large mouth. Eyes on the upper part of the head. First dorsal with 6 spines, the second with 1 spine and 6 to 7 soft rays. Pectorals with 18 to 19 rays. Anal fin with 1 spine and 6 soft rays. 10 to 11 predorsal cteno?d scales. The posterior part of the mouth goes behind the eye for males, but stops under the middle of it for females. Opercle and body with scales, cheek without. Base of pectorals and pelvics with cyclo?d scales. Global coloration light beige with an irregular pattern of red-brownish spots on both head and body. Larger brown spots (4 to 5) along the longitudinal serie and at the base of the caudal (2). One black stripe from 1st dorsal to belly and a second from eye to base of the opercle. Black eyes. First dorsal with an orange-blue-black flag. 2nd dorsal hyalin usually with 2 horizontal grey lines. Pectoral and pelvic fins c

Classification

Classified By

Herre, 1935

Class

Ray-finned fishes (Actinopterygii)

Order

Perch-like fish (Perciformes)

Family

Gobies (Gobiidae)

Distribution

Region

Asia

Distribution

Asia: Sri Lanka, Philippines, Malaysia and Indonesia. Oceania: New Guinea. Reported from New Caledonia (Ref. 13235), Micronesia (Ref. 59012). Africa: Mozambique. Indian Ocean: Madagascar, Mayotte (Ref. 55749).

Range

Unknown

Environment

Climate

Tropical

Water Temperature From

25 °C

Water Temperature To

28 °C

Depth From - meters

Unknown m

Depth To - meters

Unknown m

Zone

benthopelagic

Environment

Marine; freshwater; brackish; ; dH range: ? - 8 benthopelagic; amphidromous (Ref. 59012)

Trophic Level

3.28 s.e. 0.43 Based on size and trophs of closest relatives

Occurs in Marine / Salt water

True

Occurs in Brackish water

True

Occurs in Fresh Water

True

Occurs on Reefs

False

Is kept in Aquariums

False

Physical Size and Genetics

Maximum Length

3.8 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.5002 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Fisheries:

Vulnerability

Low vulnerability (11 of 100)

Resilience

High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.)

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated