Results 71 to 80 of about 1,647 (171)

Manatee (Trichechus manatus) vocalization usage in relation to environmental noise levels [PDF]

open access: yes, 2009
Author Posting. © Acoustical Society of America, 2009. This article is posted here by permission of Acoustical Society of America for personal use, not for redistribution.
Brumm H.   +17 more
core   +2 more sources

Bottlenecks in the migration routes of Amazonian manatees and the threat of hydroelectric dams [PDF]

open access: yesActa Amazonica, 2017
In a particular region within western Amazonia, Amazonian manatees (Trichechus inunguis) live in a floodplain environment that becomes inhospitable for them during the annual low-water season.
Eduardo Moraes ARRAUT   +4 more
doaj   +2 more sources

Reproductive Anatomy of the Female Amazonian Manatee Trichechus inunguis Natterer, 1883 (Mammalia: Sirenia) [PDF]

open access: yesThe Anatomical Record, 2008
AbstractThe Amazonian manatee (Trichechus inunguis) is uniparous and has a slow reproduction cycle due to a long gestation period and long interval between births. Even though protected by law, hunting remains one of the main causes hindering the natural population growth of this species in the wild.
Rodrigues, Fernanda Rosa   +3 more
openaire   +3 more sources

A hybrid swarm of manatees along the Guianas coastline, a peculiar environment under the influence of the Amazon River plume

open access: yesAnais da Academia Brasileira de Ciências
: The West Indian (Trichechus manatus) and Amazonian (T. inunguis) manatees have a sympatric occurrence at the mouth of the Amazon River. A result of this interspecific encounter is the occurrence of hybrids, which are frequently found along the coasts ...
CAMILLA S. LIMA   +7 more
doaj   +1 more source

Using osteological measurements to estimate body length in Amazonian manatees [PDF]

open access: yesActa Amazonica
Body length is an important parameter in morphological, ecological and behavioral studies of a species and contributes to the understanding of the body condition of individuals.
Gisele de Castro Maciel VALDEVINO   +2 more
doaj   +2 more sources

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; Universidade Federal do Ceará   +4 more
openaire   +4 more sources

Enteroparásitos y hemoparásitos en Trichechus inunguis Natterer, 1883, según áreas de cautividad en el Centro de Rescate Amazónico (CREA), Loreto-Perú [PDF]

open access: yes, 2022
The main threat that affects the Amazonian manatee is the contamination of rivers that facilitates the spread of parasitic diseases; therefore, the present study had the objective of determining the prevalence of enteroparasites and hemoparasites in ...
Macedo Tafur, Franco Ivan   +1 more
core  

Fall 2014 [PDF]

open access: yes, 2014
https://nsuworks.nova.edu/occ_currents/1047/thumbnail ...
NSU Oceanographic Center
core   +1 more source

Single nucleotide polymorphisms from cytochrome b gene as a useful protocol in forensic genetics against the illegal hunting of manatees: Trichechus manatus, Trichechus inunguis, Trichechus senegalensis, and Dugong dugon (Eutheria: Sirenia)

open access: yesZoologia (Curitiba), 2011
The identification of mitochondrial DNA polymorphisms is one of the most efficient methods for species differentiation. Genotyping of molecular markers using PCR/RFLP is a reliable, sensitive and inexpensive method for the detection of species specific ...
Paula Braga Ferreira   +2 more
doaj   +1 more source

Chromosome painting among Proboscidea, Hyracoidea and Sirenia: support for Paenungulata (Afrotheria, Mammalia) but not Tethytheria [PDF]

open access: yes, 2007
Despite marked improvements in the interpretation of systematic relationships within Eutheria, particular nodes, including Paenungulata (Hyracoidea, Sirenia and Proboscidea), remain ambiguous.
Bonde, R.K   +7 more
core   +2 more sources

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