Results 71 to 80 of about 2,967 (200)

Ossification of the cranium of Inpaichthys kerri (Characiformes: Acestrorhamphidae) with discussion of paedomorphic traits in the genus

open access: yesJournal of Anatomy, Volume 248, Issue 5, Page 806-829, May 2026.
In this study, we present a detailed description of the cranial development of Inpaichthys kerri (Characiformes: Acestrorhamphidae), highlighting important topics such as pedomorphic characters and their relationship with ontogeny and phylogeny, as well as ossification sequences unique to the species. Abstract The study of development provides valuable
Yasmim De Santana Santos   +1 more
wiley   +1 more source

Feeding Ecology of Prochilodus lineatus in the Rio Paraná

open access: yes, 2021
Primary data on contents of the cardiac stomachs of adult Prochilodus lineatus and the benthic biofilm on which they feed in the Rio Paraná and its floodplain in the vicinity of Corrientes ...
Bowen, Stephen
core   +1 more source

Fertilizing Capacity of the Cryopreserved Sperm of Prochilodus brevis

open access: yesActa Scientiae Veterinariae, 2019
Background: Seminal cryopreservation is a technique that optimizes aquacultural production, as it requires less breeding and enables reproduction outside of the breeding season. This technique also helps to preserve species, thus reducing the pressure on the natural stocks.
Nunes, Larissa Teixeira   +9 more
openaire   +3 more sources

Statistical distribution models for migratory fish in Jacuí basin, South Brazil

open access: yesNeotropical Ichthyology
The aim of the present study was to identify the distribution patterns of migratory fishes in the Jacuí river basin (Rio Grande do Sul, South Brazil), proposing a statistical model of presumed distribution based on geomorphologic environmental data ...
Thaís P. Alves, Nelson F. Fontoura
doaj   +1 more source

Reproductive characterization of the Prochilodus Reticulatus species as a productive potential for the Catatumbo-Norte de Santander area

open access: yesRevista Ingenio, 2017
The reproductive evaluation and the biological and morphometric characterization of the Prochilodus reticulatus species, endemic to the Catatumbo River as a priority in the research and extension programs of the Francisco de Paula Santander Ocaña ...
Carmen Liceth García Quintero
doaj   +1 more source

Exploring ecohydrology through the lens of local fishers in the Bolivian Amazon

open access: yesEcosphere, Volume 17, Issue 4, April 2026.
Abstract The natural flow regimes of Andean‐Amazon tributaries play a vital role in sustaining their rich biodiversity and productive local fisheries, but ongoing and proposed alteration of river flow regimes by large dams threatens to negatively impact river ecosystems. Despite its importance, our understanding of how hydrologic variability influences
Lina G. Terrazas‐Villarroel   +4 more
wiley   +1 more source

Eco‐Evo‐Hydraulics: Integrating Fish Evolution Into Ecohydraulics for Conservation

open access: yesWater Resources Research, Volume 62, Issue 4, April 2026.
Abstract Riverine fish conservation in eco‐hydraulics is often based on restoring or regulating river habitat to a semi‐natural state. For example, ecohydraulic projects support fish populations by increasing river connectivity through fishways, and by maintaining or restoring natural flow variance to enhance habitat quality and availability.
Xiatong Cai   +10 more
wiley   +1 more source

Origem, herança e estrutura dos cromossomos supranumerários no gênero Prochilodus (Characiformes, Prochilodontidae)

open access: yes, 2012
A família Prochilodontidae apresenta uma extraordinária estabilidade dos caracteres morfológicos e merísticos, o qual pode estar relacionado ao fato de efetuarem grandes migrações com propósito reprodutivo, dispersando-se em grandes áreas. Sob o ponto de
Voltolin, Tatiana Aparecida
core   +2 more sources

Invasive Fishes Interact With Temperature to Reshape Community Size Structure Across Climatic Zones

open access: yesGlobal Change Biology, Volume 32, Issue 4, April 2026.
Non‐native fishes are reshaping lacustrine communities across climatic zones worldwide through trophic‐ and temperature‐dependent pathways that are leading to flatter size spectrum exponents and a decline in the total biomass of the native community.
Barbbara Silva Rocha   +19 more
wiley   +1 more source

SEASONAL VARIATION IN SEMINAL QUALITY IN BRAZILIAN BOCACHICO (TELEOSTEI, CHARACIFORMES)

open access: yesRevista Caatinga, 2018
The Brazilian bocachico, Prochilodus brevis, is a rheophilic fish. Although there is evidence that this species shows reproductive seasonality in the wild, in captivity hormonal induction techniques allow semen sampling in different seasons.
JORDANA SAMPAIO LEITE   +5 more
doaj   +1 more source

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