Teleostei (teleosts) >
Blenniiformes (Blennies) >
Tripterygiidae (Triplefin blennies) > Tripterygiinae
Etymology: Helcogramma: Greek, helkos, -eos, -ous = ulcer, sore + Greek, gramma = letter, mark (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; reef-associated; depth range 0 - 30 m (Ref. 90102), usually 0 - 10 m. Tropical; 36°N - 25°S, 92°E - 157°W
Western Pacific: southern Japan to the Philippines, Australia, and the Solomon Islands.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 4.3 cm SL male/unsexed; (Ref. 6211)
Adults inhabit clear coastal reefs with moderate currents (Ref. 9710, 48636). Usually in small groups on sponges or reef outcrops. They feed on zooplankton (Ref. 48636). Eggs are hemispherical and covered with numerous sticky threads that anchor them in the algae on the nesting sites (Ref. 240). Larvae are planktonic which occur primarily in shallow, nearshore waters (Ref. 94114). Minimum depth of 0 m reported from Ref. 13227.
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Fricke, R., 1994. Tripterygiid fishes of Australia, New Zealand and the southwest Pacific Ocean (Teleostei). Theses Zool. 24:1-585. (Ref. 13227)
IUCN Red List Status (Ref. 130435: Version 2024-2)
Threat to humans
Harmless
Human uses
Fisheries: of no interest; aquarium: commercial
Tools
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