Ecology Summary - Trichechus manatus

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Ecology of Trichechus manatus

Main Ref.	Jefferson, T.A., S. Leatherwood and M.A. Webber, 1993
Remarks	Found in coastal marine, brackish and freshwater areas (Ref. 1394), where primary habitat consists of rivers, coastal lagoons and bays and mangrove islands (Ref. 86755). Feeds on aquatic plants, (i.e. water hyacinths and marine seagrasses, algae, parts of mangrove trees, floating and shoreline vegetation); invertebrates (i.e. tunicates); and fish they remove from fishing nets (Ref. 1394).

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 Trichechus manatus may be found.

Habitat

Substrate
Substrate Ref.
Special habitats
Special habitats Ref.

Associations

Ref.	Jefferson, T.A., S. Leatherwood and M.A. Webber, 1993
Associations
Associated with
Association remarks
Parasitism

feeding

Feeding type	plants/detritus+animals (troph. 2.2-2.79)
Feeding type Ref.	Jefferson, T.A., S. Leatherwood and M.A. Webber, 1993
Feeding habit
Feeding habit Ref.

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	2.98	0.39			Trophic level estimated from a number of food items using a randomized resampling routine.
Ref.

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