Ecology of Micropanchax johnstoni
 
Main Ref. Wildekamp, R.H., R. Romand and J.J. Scheel, 1986
Remarks Found near the surface and among weeds in which it seeks refuge and food (Ref. 5595). Prefers standing or gently flowing water as in river backwaters, floodplains and swamps. Frequency of occurence in Caprivi: occasionally in sandy streams, occasionally on rocky streams, abundant in shallow swamps, and frequentlyin shallow flood plains (Ref. 037065). Usually found in small shoals. Feeds on small invertebrates like mosquito larvae and daphnia. A serial spawner, lays eggs which attach to vegetation.

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 Micropanchax johnstoni may be found.

Habitat

Substrate
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. Wildekamp, R.H., R. Romand and J.J. Scheel, 1986
Feeding habit hunting macrofauna (predator)
Feeding habit Ref. Wildekamp, R.H., R. Romand and J.J. Scheel, 1986
Trophic Level(s)
Estimation method Original sample Unfished population Remark
Troph s.e. Troph s.e.
From diet composition
From individual food items 3.20 0.40 Trophic level estimated from a number of food items using a randomized resampling routine.
Ref.
(e.g. 346)
(e.g. oophagy)
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