Results 31 to 40 of about 29,626 (228)

Copepoda Parasitica [PDF]

open access: yesBijdragen tot de Dierkunde, 1927
Three females belonging to this species were obtained from the branchial cavity of Microcosmus exasperatus at Spanish Water, Curaçao, April 3, 1920. They were not fully grown but measured about 4.50 mm in length, and the large incubatory pouch was filled with minute eggs.
openaire   +2 more sources

Concordance patterns in zooplankton assemblages in the UHE - Luís Eduardo Magalhães reservoir in the Mid-Tocantins river, Tocantins State, Brazil - doi: 10.4025/actascibiolsci.v33i2.7336

open access: yesActa Scientiarum: Biological Sciences, 2011
The goal of this study was to evaluate the concordance amongst three zooplankton groups (Rotifera, Cladocera, and Copepoda) and between the zooplankton groups and the environmental variables in the Luis Eduardo Magalhães reservoir, in the Mid-Tocantins ...
Gisele Fernandes Bessa   +4 more
doaj   +1 more source

Spatial and temporal patterns of the zooplankton in the Westerschelde estuary [PDF]

open access: yes, 1993
The invertebrate zooplankton fauna of the Westerschelde (Belgium and The Netherlands) was investigated during 2 yr by means of monthly samples along a salinity gradient.
Soetaert, K.E.R., Van Rijswijk, P.
core   +2 more sources

Zooplankton community responses to the mixture of imazethapyr with imazapic and bispyribac-sodium herbicides under rice paddy water conditions

open access: yesCiência Rural, 2014
The aim of this study was to assess the effect of concentrations of imazethapyr, imazapic, and bispyribac-sodium herbicides on zooplankton community (Cladocer, Copepod and Rotifer) in rice paddy fields. The decrease of half-life dissipation (DT50) of the
Geovane Boschmann Reimche   +6 more
doaj   +1 more source

Dynamics of helminth fauna of the digestive tract of Perca fluviatilis (Actinopterygii: Perciformes) and its relationship with zooplankton in the Samarskaya Luka National Park (Russia)

open access: yesNature Conservation Research: Заповедная наука, 2020
In the present paper we studied the helminth fauna of the digestive tract of Perca fluviatilis (Perciformes) of the water bodies in the Samarskaya Luka National Park (Russia) in 1990–2016.
Marina V. Rubanova   +2 more
doaj   +1 more source

The discovery of male Caligus brevicaudatus Scott, 1901 (Copepoda: Caligidae) parasitic on tub gurnard, Chelidonichthys lucerna (Linnaeus) from the eastern Mediterranean [PDF]

open access: yes, 2015
© Institute of Parasitology, Biology Centre CAS. Folia Parasitologica is an open access journal since 2015, this article is published under the terms of a Creative Commons License (http://creativecommons.org/licenses/by/4.0/).
Barnard   +30 more
core   +1 more source

Complete mitochondrial genome of the copepod Sinergasilus undulates (Copepoda: Poecilostomatoida)

open access: yesMitochondrial DNA. Part B. Resources, 2021
The total mitochondrial genome size of Sinergasilus undulatus is 14,239 bp in length, including 13 protein-coding genes (PCGs), two rRNA genes, 22 transfer RNA genes, and a non-coding control region (D-loop).
Cong-jie Hua   +4 more
doaj   +1 more source

Patterns of Cryptic Diversity and Phylogeography in Four Freshwater Copepod Crustaceans in European Lakes

open access: yesDiversity, 2021
Comparative phylogeography has become a powerful approach in exploring hidden or cryptic diversity within widespread species and understanding how historical and biogeographical factors shape the modern patterns of their distribution.
Elena Kochanova   +4 more
doaj   +1 more source

Evidence on Night Movements of Macroinvertebrates to Macrophytes in a Pampean Stream [PDF]

open access: yes, 2014
Nocturnal invertebrate abundance peaks in lotic systems are usually associated to drift, however, diel migrations other than drift may be important in slow-flowing systems.
Ferreiro, Nicolas Andres
core   +1 more source

Effects of Glyphosate on the Planktonic Microbiota: An Experimental Approach

open access: yesEnvironmental Toxicology, EarlyView.
ABSTRACT Glyphosate is one of the most widely used herbicides in the world, including in Brazil, and its dispersion through habitats and surface waters can impact entire aquatic ecosystems. However, experimental studies evaluating the effects of pesticides on whole planktonic communities, considering attributes such as richness, density and composition—
Melissa Progênio   +7 more
wiley   +1 more source

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