Freshwater streams and rivers within Fiji and the wider Indo-Pacific are inhabited by the agile and often beautiful fishes from family Gobiidae.
Pay tribute to this species, Fiji post issued a set of four stamps feature Sicyopterus lagocephalus, Stiphodon rutilaurens, Sicyopus zosterophorum , Stiphodon sp on April 5, 2007.
The 20 c stamp represent Sicyopterus lagocephalus species. Sicyopterus lagocephalus is known from the Comoro Islands, Mascarene Islands, Sri Lanka and western of Indonesia in the Indian Ocean, and from Indonesia to the Society Islands and japan to Australia, New Caledonia, Solomon Islands and now Fiji in the Pacific.
Sicyopterus lagocephalus is almost always found in moderate flowing to very swift clear streams with boulder-strewn bottoms often also with smaller gravel, sand and minimum silt. It will be reach a maximum size of about 13 cm. This species appears the most tolerant to a range water qualities and is also widest ranging of Fijian Sicydiinae.
