Actinopteri (ray-finned fishes) > Syngnathiformes
(Pipefishes and seahorses) > Syngnathidae
(Pipefishes and seahorses) > Syngnathinae
Etymology: Trachyrhamphus: Greek, trachys, -eia, -ys = rough + Greek, rhamphos = bill (Ref. 45335).
More on authors: Temminck & Schlegel.
Environment: milieu / climate zone / depth range / distribution range
Marine; reef-associated. Tropical
Indo-West Pacific: southern India and Sri Lanka to Korea and Japan.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 30.0 cm TL male/unsexed; (Ref. 559); common length : 20.0 cm TL male/unsexed; (Ref. 559)
Inhabits gravelly bottom around rocky reefs. Ovoviviparous (Ref. 205). The male carries the eggs in a brood pouch which is found under the tail (Ref. 205).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Male carries the eggs in a brood pouch (Ref. 205).
Dawson, C.E., 1985. Indo-Pacific pipefishes (Red Sea to the Americas). The Gulf Coast Research Laboratory Ocean Springs, Mississippi, USA. (Ref. 5316)
IUCN Red List Status (Ref. 125652)
Threat to humans
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingNutrientsMass conversion
Estimates based on models
Preferred temperature (Ref. 115969
): 21.4 - 29.3, mean 28.7 °C (based on 2009 cells).
Phylogenetic diversity index (Ref. 82805
= 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00037 (0.00016 - 0.00085), b=3.18 (2.99 - 3.37), in cm total length, based on LWR estimates for this Subfamily-BS (Ref. 93245
Trophic level (Ref. 69278
): 3.7 ±0.50 se; based on food items.
Resilience (Ref. 120179
): High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref. 59153
): Low vulnerability (20 of 100) .
Climate Vulnerability (Ref. 125649
): (0 of 100) .
Nutrients (Ref. 124155
): Calcium = 104 [58, 190] mg/100g ; Iron = 0.755 [0.484, 1.212] mg/100g ; Protein = 18.9 [17.7, 20.1] % ; Omega3 = 0.122 [0.073, 0.213] g/100g ; Selenium = 44.8 [23.2, 90.0] μg/100g ; VitaminA = 41.6 [14.6, 115.3] μg/100g ; Zinc = 1.32 [0.92, 1.87] mg/100g (wet weight);