Results 31 to 40 of about 1,930 (194)
Diversity of parasites in Curimata incompta (Curimatidae), a host from Amazon river system in Brazil. [PDF]
J Parasit Dis, 2016 This paper is the first study on host-parasite relationship in wild Curimata incompta Vari, 1984 (Curimatidae) from Amazon river system, Northern Brazil. In 40 specimens examined from December 2012 to November 2013, 615,818 parasites were collected, such as Ichthyophthirius multifiliis, Piscinoodinium pilullare, Urocleidoides sp., Posthodiplostomum sp.,
Neves LR, Braga EC, Tavares-Dias M.
europepmc +4 more sources
Environmental DNA, Volume 3, Issue 5, Page 889-900, September 2021., 2021 A multi‐marker scat DNA metabarcoding approach was used to examine the dietary diversity of the world's largest and rarest otter, the iconic giant otter (Pteronura brasiliensis) from fecal DNA. The combined use of highly discriminant markers (COI and 12S) and of local reference databases of DNA barcodes offered a high accuracy of taxonomic assignments ...
Erwan Quéméré +9 more
wiley +1 more source
Redescription of Teratotrema dubium, Travassos, Artigas & Pereira, 1928 (Callodistomidae: Digenea)
Memorias do Instituto Oswaldo Cruz, 1987 Teratotrema dubium Travassos, Artigas & Pereira, 1928, a digenetic trematode parasite of Pseudocurimata plumbea (Curimatidae: Pisces) is redescribed with additional morphological data, confirming the presence of a single testis.Teratotrema dubium ...
Anna Kohn, Berenice M. M. Fernandes
doaj +1 more source
Reproductive ecology of Prochilodus brevis an endemic fish from the semiarid Region of Brazil. [PDF]
ScientificWorldJournal, 2012 The commercially important migratory fish Prochilodus brevis is from the Neotropical region, and understanding the reproductive ecology of this potamodromous fish is essential for its conservation and management. This study investigated the length‐mass relationship, sex ratio, length at first gonadal maturity, gonadal development stages, gonadosomatic ...
Gurgel Lde L, Verani JR, Chellappa S.
europepmc +2 more sources
Ichthyofauna of coastal lakes and the Igaraçu River in Ilha Grande, Delta do Parnaíba, Parnaíba, Piauí State, northeastern Brazil [PDF]
Check List, 2014 This study aims to provide a list of fish species from the Igaraçu River and some lakes of the lower Parnaíba River, Delta do Parnaíba, northeastern state of Piauí, Brazil.
Filipe Melo, Rennan Melo, Lucas Resende
doaj +3 more sources
Genetics and Molecular Biology, 2006 The 5S ribosomal DNA (5S rDNA) of higher eukaryotes is organized in repeat units of tandem arrays composed of a 5S rDNA coding region, conserved even among non-related taxa, and a variable non-transcribed spacer sequence (NTS). To contribute to knowledge
Lessandra Viviane de Rosa Santos +4 more
doaj +1 more source
, 2021 Published as part of Angulo, Arturo, 2021, New records and range extensions to the Costa Rican freshwater fish fauna, with an updated checklist, pp.
openaire +2 more sources
FECUNDIDAD DE «CHIOCHÍO» Psectrogaster rutiloides (PISCES: CURIMATIDAE) EN UCAYALI, PERÚ.
Revista de Investigaciones Veterinarias del Perú, 2012 Studies on the potential fecundity of chiochío, Psectrogaster rutiloides, are scarce despite this is one of the main fish species for small scale commercial and subsistence fishing catch in the Ucayali basin (Peru). A total of 74 female specimens on maturity stage IV were collected in October and November 2009.
Zaldívar R, Javier +2 more
openaire +4 more sources
, 2007 Published as part of Cremonte, Florencia & Drago, Fabiana B., 2007, Checklist of digenean parasites of birds from Argentina, pp.
Cremonte, Florencia, Drago, Fabiana B.
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, 2009 Curimatidae Curimatids are widespread in the Neotropical region (Vari, 2003). However, only one Steindachnerina species was known to be present in the upper rio Paraná: S. insculpta, which is abundant in the entire basin. Late last century, another congener was described from the rio Corumbá (an affluent of the rio Paranaíba): S.
Júnior, Horácio Ferreira Júlio +3 more
openaire +2 more sources