Results 41 to 50 of about 234 (130)

Phylogeography and sex-biased dispersal across riverine manatee populations (Trichechus inunguis and Trichechus manatus) in South America. [PDF]

open access: yesPLoS ONE, 2012
Phylogeographic patterns and sex-biased dispersal were studied in riverine populations of West Indian (Trichechus manatus) and Amazonian manatees (T.
Paula Satizábal   +7 more
doaj   +1 more source

Case Report: Agonistic interaction between Amazonian manatee (Trichechus inunguis) and Tucuxi dolphins (Sotalia fluviatilis) in Brazil

open access: yesFrontiers in Ethology
BackgroundInterspecific interactions play an important role in shaping ecological relationships, yet descriptions of social interspecific interactions in aquatic mammals remain scarce.
Layse Albuquerque   +12 more
doaj   +1 more source

Commercial feed acceptance of diets for Amazonian manatees (Trichechus inunguis) in captivity

open access: yesRevista Brasileira de Higiene e Sanidade Animal, 2018
Keeping Amazonian manatees (Trichechus inunguis) in captivity is expensive and complex. Access to natural food is seasonal, and feeding manatees farmed plants is quite costly, requiring expensive logistics and planning. This study aimed to obtain alternative, good-quality feed to reduce feeding costs and decrease the risk of infectious and contagious ...
Barbosa, Paula de Sousa   +4 more
openaire   +4 more sources

Food Plants Eaten by Amazonian Manatees (Trichechus inunguis, Mammalia : Sirenia)

open access: yesBrazilian Archives of Biology and Technology, 2002
To determine the feeding habits of the Amazonian manatee Trichechus inunguis in some Central Amazonian rivers and lakes, we compared plant epidermis found in the stomach contents and/or faeces of animals with a reference collection of plants present in ...
Ioni G. Colares, Elton P. Colares
doaj   +1 more source

Changes in the blood parameters of the Amazonian manatee (Trichechus inunguis) after long-distance transportation - doi: 10.4025/actascibiolsci.v35i4.20081

open access: yesActa Scientiarum: Biological Sciences, 2013
In this study we report the hematological, biochemical and hormonal parameters in a juvenile male Amazonian manatee measured before transport, immediately after transport, and during adaptation to a new facility.
Talita Laurie Lustosa do Carmo   +5 more
doaj   +1 more source

Behavior and habitat use of released rehabilitated Amazonian manatees in Peru [PDF]

open access: yesLatin American Journal of Aquatic Mammals, 2018
The Amazonian manatee (Trichechus inunguis) is endangered due to illegal hunting. In Peru, the Centro de Rescate Amazónico (CREA) rehabilitates and releases rescued manatees. Tree females and two males were released in El Dorado Lake in July 2011 and radio tracked until November 2011. Movements, habitat use and behavior recorded during the post-release
Sarah Sofía Landeo-Yauri   +2 more
openaire   +1 more source

Tourism, human–wildlife interactions, and wildlife trade in the globalizing Amazon

open access: yesConservation Science and Practice, EarlyView.
Tourism in the globalizing Peruvian Amazon contributes to harmful human–wildlife interactions and the wildlife trade, with tourists participating in activities such as handling wildlife, taking selfies with animals, purchasing live animals, and wild meat consumption.
Christian J. Rivera   +7 more
wiley   +1 more source

American manatees adjust their diet composition and trophic niche breadth across different coastal regions

open access: yesLimnology and Oceanography Letters, Volume 11, Issue 3, May 2026.
Abstract Marine mammals can exhibit high plasticity in foraging strategies, but how such plasticity is driven by environmental conditions is poorly understood. The American manatee (Trichechus manatus), a large, endangered herbivore, inhabits marine, estuarine, and freshwater environments.
Camila Carvalho de Carvalho   +13 more
wiley   +1 more source

Surveys of environmental DNA (eDNA): a new approach to estimate occurrence in Vulnerable manatee populations

open access: yesEndangered Species Research, 2018
Environmental DNA (eDNA) detection is a technique used to non-invasively detect cryptic, low density, or logistically difficult-to-study species, such as imperiled manatees. For eDNA measurement, genetic material shed into the environment is concentrated
Hunter, ME   +8 more
doaj   +1 more source

Amazonia 2040: Spatial‐explicit futures scenarios for the mosaic of protected areas in the Lower Rio Negro (MBRN), Brazil

open access: yesEcological Solutions and Evidence, Volume 7, Issue 2, April–June 2026.
Spatial‐explicit futures scenarios were applied in the Mosaic of Protected Areas of the Lower Rio Negro (MBRN), for co‐creating scenarios for the MBRN in the year 2040. Scenario making enabled negotiating desirable futures, aligning values and goals.
Marianna Birmoser Ferreira‐Aulu   +4 more
wiley   +1 more source

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