Results 31 to 40 of about 4,670 (210)

A new species of Hoplias malabaricus species complex (Characiformes, Erythrinidae) from Northeastern Brazil [PDF]

open access: yesEvolutionary Systematics
A new species of Hoplias malabaricus species complex is herein described from the Munim River Basin, Maranhão state, Northeastern of Brazil. Hoplias cazumba differs from its congeners by the following combination of characters: 19–22 scales around caudal
João Marcelo S. Abreu   +5 more
doaj   +3 more sources

Alimentação de Hoplias aff malabaricus (Bloch, 1794) e Oligosarcus robustus Menezes, 1969 em uma lagoa sob in?uência estuarina, Pelotas, RS

open access: yesBiotemas, 2009
Alimentação de Hoplias aff. malabaricus (Bloch, 1794) e Oligosarcus robustus Menezes, 1969 em uma lagoa sob in?uência estuarina, Pelotas, RS. O objetivo do presente trabalho foi o de estudar a dieta de Hoplias aff.
Fabiano Corrêa   +1 more
doaj   +1 more source

Hoplias malabaricus

open access: yes, 2019
Published as part of de Brito, Victor & Buckup, Paulo Andreas, 2019, The fish fauna of the upper Piraí drainage, a transposed mountain river system in southeastern, Brazil, pp.
de Brito, Victor, Buckup, Paulo Andreas
openaire   +2 more sources

DNA Barcoding unveils cryptic lineages of Hoplias malabaricus from Northeastern Brazil [PDF]

open access: yesBrazilian Journal of Biology, 2021
Abstract The trahira or wolf fish - Hoplias malabaricus- is a valid species, although recent cytogenetic and molecular studies have indicated the existence of a species complex. In this context, the present study analyzed the mitochondrial COI marker to determine the levels of genetic diversity of specimens from the Brazilian state of Maranhão, and ...
W. M. M. Pires   +2 more
openaire   +5 more sources

Cytogenetics and biogeography: considerations about the natural origin of Hoplias malabaricus (Characiformes, Erythrinidae) on the Iguaçu river

open access: yesBrazilian Archives of Biology and Technology, 2006
Hoplias malabaricus (trahyra) is a widespread fish species over the Neotropical region with diversified inter-populational karyotypes (cytotypes), which may correspond to a species complex. Despite the wide distribution in the South American basins, some
Marcelo Ricardo Vicari   +4 more
doaj   +1 more source

Cross-species chromosome painting tracks the independent origin of multiple sex chromosomes in two cofamiliar Erythrinidae fishes [PDF]

open access: yes, 2011
Background The Erythrinidae fish family is characterized by a large variation with respect to diploid chromosome numbers and sex-determining systems among its species, including two multiple X1X2Y sex systems in Hoplias malabaricus and Erythrinus ...
Marcelo B Cioffi   +6 more
core   +2 more sources

Hoplias aff. malabaricus Bloch, 1794 (Characiformes: Erythrinidae) parasites [PDF]

open access: yesArquivos do Instituto Biológico, 2018
ABSTRACT: Aquatic organisms are a subject of great interest because of their nutritional value and their high availability as human food. As a result, an increasing number of studies are being conducted on potentially harmful aquatic organisms such as aquatic parasites that compromise host health, as well as affect public health by zoonosis.
Reis, Thássia   +6 more
openaire   +4 more sources

Hoplias malabaricus NT

open access: yes, 2014
Published as part of Litz, Thomas O. & The, Stefan Koerber Introduction, 2014, Check List of the Freshwater Fishes of Uruguay (CLOFF-UY)., pp.
Litz, Thomas O.   +1 more
openaire   +2 more sources

Hydrological Connectivity Enhances Fish Biodiversity in Amazonian Mining Ponds: Insights From eDNA and Traditional Sampling. [PDF]

open access: yesMol Ecol
ABSTRACT Artisanal and small‐scale gold mining (ASGM) expansion in the Madre de Dios region of the Peruvian Amazon has transformed primary forests into a novel wetland complex of thousands of abandoned mining ponds. Despite their ecological relevance, post‐mining recovery of these systems remains understudied, particularly regarding fish biodiversity ...
Timana-Mendoza C   +7 more
europepmc   +2 more sources

Hoplias malabaricus Bloch 1794

open access: yes, 2019
Hoplias malabaricus (Bloch, 1794) (Fig. 12) FIRST RECORD FOR THE MITARAKA. — This study. OCCURENCES. — S4, S11, S12, S14. SPECIMENS IN COLLECTION. — 2 MNHN (MNHN-IC-2018-0461, MNHN-IC-2018-0462); 1 Hydreco. DISTRIBUTION IN FRENCH GUIANA. — Widespread. ECOLOGY.
Sébastien Brosse   +2 more
openaire   +2 more sources

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