Ecology Summary - Pollimyrus castelnaui

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Main Ref.	Gosse, J.-P., 1984
Remarks	Inhabits dense vegetation along margins of rivers and floodplain lagoons (Ref. 7248). Often found in lagoons and backwaters in shallow water just underneath the surface vegetation (Ref. 13337). Frequency of occurence in Caprivi: occasionally on rocky streams, common in shallow swamps, and abundant in shallow flood plains (Ref. 037065). Feeds on aquatic insect larvae including a large component of Chironomidae.

Main Ref.

Gosse, J.-P., 1984

Remarks

Inhabits dense vegetation along margins of rivers and floodplain lagoons (Ref. 7248). Often found in lagoons and backwaters in shallow water just underneath the surface vegetation (Ref. 13337). Frequency of occurence in Caprivi: occasionally on rocky streams, common in shallow swamps, and abundant in shallow flood plains (Ref. 037065). Feeds on aquatic insect larvae including a large component of Chironomidae.

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 Pollimyrus castelnaui 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.	Bell-Cross, G. and J.L. Minshull, 1988
Feeding habit	hunting macrofauna (predator)
Feeding habit Ref.	Bell-Cross, G. and J.L. Minshull, 1988

Trophic Level(s)

Estimation method	Original sample		Unfished population		Remark
Estimation method	Troph	s.e.	Troph	s.e.	Remark
From diet composition
From individual food items	3.20	0.40			Tentative trophic level derived from 1 + troph of a single food item
Ref.

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