Results 11 to 20 of about 838 (151)

New phylogenetic insights into the African catfish families Mochokidae and Austroglanididae. [PDF]

open access: yesJ Fish Biol, 2022
Abstract Several hundred catfish species (order: Siluriformes) belonging to 11 families inhabit Africa, of which at least six families are endemic to the continent. Although four of those families are well‐known to belong to the ‘Big‐Africa clade’, no previous study has addressed the phylogenetic placement of the endemic African catfish family ...
Schedel FDB   +7 more
europepmc   +2 more sources

Hematološki profil farmski uzgajanog Sorubim lima: referentne vrijednosti, stanična morfologija i citokemija. [PDF]

open access: yesVeterinarski arhiv, 2014
Hematologija podrazumijeva brze i praktične analize koje pomažu dijagnostici poremećene homeostatske ravnoteže u riba. Ovim istraživanjem utvrđeni su referentne vrijednosti morfoloških i citokemijskih obilježja krvnih stanica južnoameričkog soma Sorubim lima (Siluriformes, Pimelodidae), uzgajanog u močvarnim područjima Brazila.
Jerônimo, Gabriela T.   +6 more
openaire   +3 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

Establishing new grid-size-dependent attributes to rank areas of endemism for conservation priorities. [PDF]

open access: yesCladistics
Abstract Delineating Areas of Endemism (AEs) is crucial for identifying priority areas for biodiversity conservation in a spatial planning framework. Endemicity Analysis in the NDM/VNDM software is one of the primary methodologies for its delineation.
Frota A, da Graça WJ.
europepmc   +2 more sources

Fisheries in a border area of the Moxos Lowlands (Bolivia) after invasion of Arapaima gigas

open access: yesAquaculture, Fish and Fisheries, Volume 3, Issue 2, Page 196-210, April 2023., 2023
We characterized fisheries in the area of the port city of Riberalta (upper Madeira River basin) and evaluated the contribution of an invasive species (Arapaima gigas) to the landings. A. gigas represented 57.6% of the overall economic value of fish in the region.
Gabriela Rico Lopez   +4 more
wiley   +1 more source

Traumas e envenenamentos por animais aquáticos em pescadores de Coxim e Corumbá, estado de Mato Grosso do Sul, Brasil : identificação de agentes causadores, aspectos clínicos e medidas de primeiros socorros [PDF]

open access: yes, 2010
The fishes of continental Brazil have socioeconomic importance due to their potential for sport fishing and commercial and subsistence uses, as seen in the Upper Paraguay River Basin, particularly in the municipalities of the Pantanal region, where it is
Alho, Cleber José Rodrigues   +4 more
core   +4 more sources

Predicted impacts of proposed hydroelectric facilities on fish migration routes upstream from the Pantanal wetland (Brazil)

open access: yesRiver Research and Applications, Volume 36, Issue 3, Page 452-464, March 2020., 2020
Abstract There are 104 hydroelectric facilities proposed to be installed in the watersheds that feed the Pantanal, a vast floodplain wetland located mostly in Brazil. The Pantanal is host to 23 long‐distance migratory fish species that ascend upland tributaries to spawn.
Marcel Medinas de Campos   +5 more
wiley   +1 more source

Estudio preliminar de ictioplancton de la Amazonia peruana con énfasis en la familia Pimelodidae

open access: yesRevista Peruana de Biología, 2013
En el presente trabajo se informa y describen las larvas de peces presentes en la naciente del río Madre de Dios, con énfasis en la familia Pimelodidae. Las colectas se realizaron entre noviembre y diciembre de 2004, utilizando una red de ictioplancton
María Rojas   +3 more
doaj   +1 more source

Sorubim lima

open access: yes, 2018
Sorubim lima (Bloch, Schneider, 1801) Fig. 30 Body elongated; greatest depth contained 6.2 to 7.8 times in SL; head length 2.8 to 3.0, anal-fin base length 7.0 to 7.3, adipose-fin base length 14.6 to 15.0, maxillary-barbel length 2.3 to 3.0 in SL; snout length 2.0 to 2.2, horizontal orbital diameter 9.3 to 10.5, least interorbital width 2.7 to 3.0 in ...
Ota, Renata Rúbia   +3 more
openaire   +1 more source

Factors determining the structure of fish assemblages in an Amazonian river near to oil and gas exploration areas in the Amazon basin (Brazil): establishing the baseline for environmental evaluation

open access: yesZoologia (Curitiba), 2015
Determining the significance of biotic and abiotic factors in the structuring of fish assemblages in freshwater environments is an important question in ecology, particularly in view of environmental changes caused by man.
Igor David Costa   +1 more
doaj   +1 more source

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