5981 Trachyrhamphus bicoarctatus (Bleeker, 1857) Syngnathidae Pipefishes and seahorses Syngnathinae Syngnathiformes Teleostei Double-ended pipefish Indo-West Pacific: Red Sea and East Africa (Ref. 4281) to New Caledonia, north to southern Japan; Mariana Islands in Micronesia. GCRL 16321 Trachyrhamphus bicoarctatus GCRL 13882 28 N 34 E 1972 Trachyrhamphus bicoarctatus GCRL 13882 1972 Trachyrhamphus bicoarctatus GCRL 15220 1976 Trachyrhamphus bicoarctatus GCRL 16309 1976 Trachyrhamphus bicoarctatus GCRL 15555 1977 Trachyrhamphus bicoarctatus GCRL 16320 1979 Trachyrhamphus bicoarctatus GCRL 16453 1979 Trachyrhamphus bicoarctatus GCRL 16867 1979 Trachyrhamphus bicoarctatus GCRL 17066 28 N 34 E 1980 Trachyrhamphus bicoarctatus GCRL 16939 1980 Trachyrhamphus bicoarctatus GCRL 16976 1980 Trachyrhamphus bicoarctatus GCRL 17066 1980 Trachyrhamphus bicoarctatus GCRL 21042 1982 Trachyrhamphus bicoarctatus