Chlamydogobius ranunculus Larson, 1995
Tadpole goby
photo by Aland, G.

Family:  Gobiidae (Gobies), subfamily: Gobionellinae
Max. size:  3.8 cm SL (male/unsexed)
Environment:  demersal; freshwater; brackish
Distribution:  Oceania: northern Australia.
Diagnosis:  Dorsal spines (total): 6-7; Dorsal soft rays (total): 6-8; Anal spines: 1-1; Anal soft rays: 5-7. Equal number of second dorsal and anal fin rays - consisting of 1 spine and 6 soft rays (Ref. 44894). Color: males blue-grey with dark scale margins and scattered black spots on head and body; first dorsal fin with broad yellow band across outer half; second dorsal and anal fins bluish on basal half, with a black stripe across center of fins and broad white margins; caudal fin dusky blue-grey with faint cross bands. Females mainly tan (Ref. 44894).
Biology:  Inhabits muddy creeks draining mangrove samphire plains or freshwater floodplains, also artificial habitats such as water buffalo wallows and concrete drains. Always seen near the coast in low-salinity environments (0-9% sea water). Spawned in captivity. About 30 eggs were laid, which took 9 days to hatch at 25°C. After hatching the young were observed clinging to the walls of the aquarium, apparently feeding on algae (Ref. 44894).
IUCN Red List Status: Not Evaluated (N.E.) Ref. (130435)
Threat to humans:  harmless
Country info:   
 


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