Ecology of Prionace glauca
Main Ref. Clarke, M.R. and J.D. Stevens, 1974
Remarks Found worldwide in tropical and temperate seas; a pelagic species, sometimes advancing into coastal waters (Ref. 9137). Occurs on the continental shelf (Ref. 75154). Prefer temperatures of 7-16°C; usually found in deeper waters in the tropics (Ref. 5951). A carnivore (Ref. 9137). Parasites of the species include: Hepatoxylon squali pleurocercoid, Phyllobothrium dagnallium, Phyllobothrium sp. and Platybothrium parvum (Ref. 5951).

Aquatic zones / Water bodies

Marine - Neritic Marine - Oceanic Brackishwater Freshwater
Marine zones / Brackish and freshwater bodies
  • supra-littoral zone
  • littoral zone
  • sublittoral zone
  • epipelagic
  • mesopelagic
  • epipelagic
  • abyssopelagic
  • hadopelagic
  • estuaries/lagoons/brackish seas
  • mangroves
  • marshes/swamps
  • rivers/streams
  • lakes/ponds
  • caves
  • exclusively in caves
Highighted items on the list are where Prionace glauca may be found.


Substrate Ref.
Special habitats Coral Reefs;
Special habitats Ref. Nguyen, N.T. and V.Q. Nguyen, 2006


Associated with
Association remarks


Feeding type mainly animals (troph. 2.8 and up)
Feeding type Ref. Harvey, J.T., 1989
Feeding habit hunting macrofauna (predator)
Feeding habit Ref. Clarke, M.R. and J.D. Stevens, 1974
Trophic Level(s)
Estimation method Original sample Unfished population Remark
Troph s.e. Troph s.e.
From diet composition 4.35 0.19 4.21 0.65 Troph of juv./adults from 4 studies.
From individual food items 4.37 0.83 Trophic level estimated from a number of food items using a randomized resampling routine.
Ref. Harvey, J.T., 1989
(e.g. 346)
(e.g. cnidaria)
Entered by Luna, Susan M. on 06.26.91
Modified by Luna, Susan M. on 03.19.15
Checked by Sta. Iglesia, Drina on 05.23.01
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