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Ecology of Hexagrammos otakii
 
Main Ref. Fujita, T., D. Kitagawa, Y. Okuyama, Y. Ishito, T. Inada and Y. Jin, 1995
Remarks Occurs in rocky coastal areas; often gather around artificial reefs. Feeds mainly on benthic crustaceans (Ref. 57719). Dwells in rocky substrates at depths of approximately 30m (Ref. 128567).

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 Hexagrammos otakii may be found.

Habitat

Substrate Benthic; Hard Bottom: rocky;
Substrate Ref. Kang, M.-G., S.-H. Lee, M.-J. Kim, S.-N. Kwak, I.-S. Han and J.-M. Park, 2023
Special habitats
Special habitats Ref.

Associations

Ref.
Associations
Associated with
Association remarks
Parasitism

Feeding

Feeding type mainly animals (troph. 2.8 and up)
Feeding type Ref. Fujita, T., D. Kitagawa, Y. Okuyama, Y. Ishito, T. Inada and Y. Jin, 1995
Feeding habit hunting macrofauna (predator)
Feeding habit Ref. Fujita, T., D. Kitagawa, Y. Okuyama, Y. Ishito, T. Inada and Y. Jin, 1995
Trophic Level(s)
Estimation method Original sample Unfished population Remark
Troph s.e. Troph s.e.
From diet composition 3.80 0.33 3.73 0.55 Troph of juv./adults from 1 study.
From individual food items 3.68 0.53 Trophic level estimated from a number of food items using a randomized resampling routine.
Ref. Fujita, T., D. Kitagawa, Y. Okuyama, Y. Ishito, T. Inada and Y. Jin, 1995
(e.g. 346)
(e.g. oophagy)
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