Ecology Summary - Physiculus japonicus
Ecology of Physiculus japonicus
 
Main Ref. Masuda, H. and G.R. Allen, 1993
Remarks Found on rough, rocky bottom along the continental shelf and upper slope (Ref. 1371), and in sandy or muddy areas of the Southern Japanese and East China seas (Ref. 9137). A carnivore (Ref. 9137). Feeds mainly on pelagic fishes (Ref. 57119).

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 Physiculus japonicus may be found.

Habitat

Substrate Soft Bottom Hard Bottom;
Substrate Ref.
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. Masuda, H. and G.R. Allen, 1993
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 4.20 0.41 Troph of juv./adults from 1 study.
From individual food items 4.15 0.68 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. 9948)
(e.g. oophagy)
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