Shorttailed Pipefish
Shorttailed Pipefish
Shorttailed Pipefish
Shorttailed Pipefish
© Rickard Zerpe
Fishes · Bony fishes · Pipefishes

Shorttailed Pipefish

Trachyrhamphus bicoarctatus (Bleeker, 1857)
syn. Ichthyocampus annulatus, Ichthyocampus maculatus, Syngnathus bicoarctatus, Syngnathus brevicaudus, Syngnathus zanzibarensis, Trachyramphus bicoarctata +10 more
26 - 40 cm
626

Trachyrhamphus bicoarctatus, commonly referred to as the double-ended pipefish, is a marine species within the Syngnathidae family.

This species exhibits variable coloration ranging from white to yellow and black.

The double-ended pipefish is typically found in sandy and grassy environments, as well as in sheltered bays and lagoons across the Indo-Pacific region, extending from East Africa to 🇳🇨 New Caledonia (🇫🇷 Overseas France), and from 🇯🇵 Japan to 🇦🇺 Australia.

Male members of this species reach maturity at approximately 26 centimeters in length, with adults capable of growing up to 40 centimeters.

The reproductive process of Trachyrhamphus bicoarctatus is characterized by ovoviviparity, where males incubate eggs before giving live birth.

Why it's threatened

Residential & commercial development
Housing & urban areas · Commercial & industrial areas · Tourism & recreation areas
Human intrusions & disturbance
Recreational activities · Work & other activities
Pollution
Soil erosion, sedimentation
Other
Other threat

Throughout the Persian Gulf, seagrass beds have sustained extensive damage and loss due to extensive coastal development, sedimentation, trawling activities, and dredging during the construction of offshore man-made island structures. Adjacent to these sites, even non-dredged vegetated habitats are impacted by increased sedimentation associated with the dumping of dredge spoil at and around the original dredge sites. Coral substrata in the Persian Gulf is limited, but have also suffered damage (Sheppard et al. 2010).

Due to its mode of spawning (ovoviviparous brood pouch male parental care), fecundity in this species is comparatively low compared to non-brood pouch spawning fishes and therefore its capacity for population growth is more limited than other species. Furthermore, since there is no broadcast spawning of pelagic eggs, dispersal of potential recruits is limited. Additionally, given the limited swimming abilities of pipefishes, it is highly unlikely that rescue effects would occur from adjacent populations (Browne et al. 2008).

Threat classification from the IUCN Red List.

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Last Update: June 28, 2026