Results 81 to 90 of about 539 (198)

The stream fish fauna from the rio Machado basin, Rondônia State, Brazil [PDF]

open access: yesCheck List, 2013
The rio Machado (also known as Ji-Paraná) is a tributary of the rio Madeira in the Amazon basin. Currently, the rio Madeira contains the greatest fish species richness of the world, with approximately 1,000 species.
Lilian Casatti   +4 more
doaj   +3 more sources

Moenkhausia loweae

open access: yes, 2006
Published as part of Vinicius A. Bertaco & Paulo H. F. Lucinda, 2006, Moenkhausia pankilopteryx, new species from rio Tocantins drainage, Brazil (Ostariophysi: Characiformes, Characidae)., pp.
Vinicius A. Bertaco, Paulo H. F. Lucinda
openaire   +1 more source

Megalocytivirus: A Review of Epidemiology, Pathogenicity, Immune Evasion, and Prevention Strategies

open access: yesReviews in Aquaculture, Volume 17, Issue 3, June 2025.
ABSTRACT Megalocytivirus, a large double‐stranded DNA virus belonging to the Iridoviridae family, has infected over 100 species of fish, leading to significant economic losses in the aquaculture, food, and ornamental fish industries. These viruses exhibit icosahedral symmetry and have diameters ranging from 120 to 200 nm.
Changjun Guo   +4 more
wiley   +1 more source

Moenkhausia lepidura

open access: yes
Moenkhausia lepidura (Kner 1858) Distribution Amazon, plus northern drainages. Notes Tobes et al. (2022).
Escobar-Camacho, Daniel   +4 more
openaire   +2 more sources

Moenkhausia sanctae subsp. filomenae

open access: yes, 2020
Moenkhausia sanctae filomenae (Steindachner) One male of 41, one female of 46 mm total length. Height 2.6-2.5; head 3.5-3.7; eye 2.8-2.7. Interorbital distance only slightly bigger than eye diameter. D 10; A 25-26; in one longitudinal row 26 scales, between dorsal and pelvic fins 10 scales. The lateral line perforates 9 or 10 scales.
Mirande, Juan Marcos   +3 more
openaire   +1 more source

Tropical Rainfall and eDNA Washout Impact Estimations of Amazonian Biodiversity Patterns From Environmental Samples

open access: yesEnvironmental DNA, Volume 7, Issue 3, May–June 2025.
We used eDNA to assess seasonal biodiversity patterns in a tropical river in French Guiana. Our results show that rainfall increases the detection of terrestrial species through eDNA washout and leads to species homogenization via increased eDNA transport.
Céline Condachou   +5 more
wiley   +1 more source

New species of Moenkhausia Eigenmann, 1903 (Characiformes: Characidae) with comments on the Moenkhausia oligolepis species complex

open access: yesNeotropical Ichthyology
A new species of Moenkhausia is described from tributaries of the rio Paraguay, Brazil. The new species is diagnosed from congeners by characters related to body coloration, the number of lateral line scales, the degree of poring of the lateral line, and
Ricardo C. Benine   +2 more
doaj   +1 more source

Moenkhausia sanctaefilomenae

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   +1 more source

The impact of increasing turbidity on the predator–prey interactions of freshwater fishes

open access: yesFreshwater Biology, Volume 70, Issue 1, January 2025.
Abstract Human activities are exacerbating environmental change globally. Turbidity in freshwater systems is increasing due to extreme weather events and intensification of activities such as deforestation, urbanisation, agriculture and altering water flow with dams and other structures.
Costanza Zanghi, Christos C. Ioannou
wiley   +1 more source

Redescription of Moenkhausia doceana(Steindachner, 1877) (Ostariophysi: Characiformes): a characid from the Northeastern Mata Atlântica ecoregion, Brazil

open access: yesNeotropical Ichthyology
Moenkhausia doceana is redescribed from the Northeastern Mata Atlântica ecoregion drainages in Espírito Santo, Minas Gerais, and Bahia states. The species is distinguished from its congeners by a long anal fin, with 29-34 (mode 32) branched rays; 4-7 ...
Fernando R. Carvalho   +2 more
doaj   +1 more source

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