Strongylura strongylura
(van Hasselt, 1823)
Spottail needlefish

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Classification / Names

Teleostei (teleosts) > Beloniformes (Needle fishes) > Belonidae (Needlefishes)
Etymology: Strongylura: Greek, strongylos = round + Greek, oura = tail (Ref. 45335).
More on author: van Hasselt.

Environment / milieu / depth range / climate zone / distribution range

Marine; brackish; pelagic-neritic; depth range 5 - 25 m (Ref. 122660); tropical; 30°N - 27°S -.

Distribution

Indo-West Pacific: Persian Gulf eastward along the coasts of Pakistan, India, and Sri Lanka, then extending to southern China, the Philippines, and northern Australia. A record from Zanzibar (Tanzania) needs confirmation.

Maps

Strongylura strongylura / Native range
AquaMaps Data sources: GBIF OBIS
This map was computer-generated and has not yet been reviewed.

Strongylura strongylura / Suitable habitat
AquaMaps Data sources: GBIF OBIS
This map was computer-generated and has not yet been reviewed.

Strongylura strongylura / Point map
AquaMaps Data sources: GBIF OBIS
This map was computer-generated and has not yet been reviewed.

Strongylura strongylura / Year 2050
AquaMaps Data sources: GBIF OBIS
This map was computer-generated and has not yet been reviewed.

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Size / Weight / Age

Max length: 40.0 cm SL male/unsexed (Ref. 4833); common length: 22.0 cm SL male/unsexed (Ref. 9682).

Short description

Dorsal spines (total): 0; Dorsal soft rays (total): 12 - 15; Anal spines: 0; Anal soft rays: 15 - 18; Vertebrae: 59 - 65. Round in cross section. Dorsal fin rays 12-15; anal fin rays 15-18. Caudal peduncle without lateral keels. Caudal fin rounded or truncate. Predorsal scales few and relatively large, 100-130. Caudal fin light with a prominent round black spot near its base. Dorsal fin lobe and distal margin of caudal fin yellow in live adults, anterior margin of anal fin orange.

Biology

Found in coastal areas and mangrove-lined lagoons, also enters freshwater. Carnivorous. Feeds mainly on small fishes, especially clupeoids. Occurs at temperatures ranging from 26 to 29°C (Ref. 4959). Oviparous (Ref. 205). Eggs may be found attached to objects in the water by tendrils on the egg's surface (Ref. 205). Sold fresh in markets.

Main reference

Collette, B.B. 1984 Belonidae. In W. Fischer and G. Bianchi (eds.) FAO species identification sheets for fishery purposes. Western Indian Ocean (Fishing Area 51), Volume 1. FAO, Rome. (Ref. 3130)

IUCN Red List Status (Ref. 125652)

  Not Evaluated

CITES (Ref. 131153)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

  Harmless

More information
Estimates based on models

Preferred temperature (Ref. 123201): 25.1 - 29.2, mean 28.5 °C (based on 2807 cells).

Phylogenetic diversity index (Ref. 82804): PD50 = 0.5001 [Uniqueness, from 0.5 = low to 2.0 = high].

Bayesian length-weight: a=0.00102 (0.00055 - 0.00192), b=3.09 (2.93 - 3.25), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref. 93245).

Trophic level (Ref. 69278): 4.2 ±0.7 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): Moderate vulnerability (39 of 100).

Price category (Ref. 80766): High; Very questionable: based on ex-vessel price for species in this family.

Nutrients (Ref. 124155): Calcium = 0 [0, 0] mg/100g; Iron = 0 [0, 0] mg/100g; Protein = 0 [0, 0] %; Omega3 = 0 [0, 0] g/100g; Selenium = 0 [0, 0] μg/100g; VitaminA = 0 [0, 0] μg/100g; Zinc = 0 [0, 0] mg/100g (wet weight);