Results 151 to 160 of about 67,161 (282)

Parasitic copepods in the nasal fossae of five fish species (Characiformes) from the upper Paraná river floodplain, Paraná, Brazil = Copépodes parasitos de fossas nasais de cinco espécies de peixes (Characiformes) da planície de inundação do alto rio Paraná, Paraná, Brasil

open access: yesActa Scientiarum: Biological Sciences, 2007
The present work had the objective to study parasitic copepods in thenasal fossae of fish from the upper Paraná river floodplain. Fish were captured in different locations of the floodplain in March, June and September, 2004.
Ana Carolina Figueiredo Lacerda   +3 more
doaj  

Some observations on the temporal variations of size of copepods and some answers to questions on their biology. [Translation from: Internationale Revue der Gesamten Hydrobiologie und Hydrographie 17 99-114, 1927.] [PDF]

open access: yes, 1927
Until now observations on the temporal variation of size of freshwater copepods have not provided much information. Other observers only mention in passing this or that phenomenon from which it is possible to deduct termporal variations.
Rzoska, J.
core  

Comparative studies of luminescence in copepods and other pelagic animals [PDF]

open access: yes, 1962
Clarke, G. L.   +3 more
core   +2 more sources

EL ZOOPLANCTON DE TRES LAGOS SOMEROS DE DIFERENTE SALINIDAD Y ESTADO TROFICO EN LA REGION SEMIARIDA PAMPEANA (ARGENTINA) ZOOPLANKTON OF THREE SHALLOW LAKES OF DIFFERENT SALINITY AND TROPHIC STATE IN THE SEMIARID PAMPEAN REGION (ARGENTINA)

open access: yesGayana, 2007
El Valle Argentino es una formación medanosa ubicada en el centro de la provincia de La Pampa, en la región semiárida central de Argentina, en el que se encuentra un grupo de lagos someros, alimentados por lluvias, de distintas características físico ...
Alicia Vignatti   +2 more
doaj  

DIVERSIDAD Y ABUNDANCIA DE COMUNIDADES ZOOPLANCTONICAS LITORALES DEL HUMEDAL PANTANOS DE VILLA, LIMA, PERU DIVERSITY AND ABUNDANCE OF LITTORAL ZOOPLANKTONIC COMMUNITIES OF PANTANOS DE VILLA WETLAND, LIMA, PERU

open access: yesGayana, 2007
Pantanos de Villa es un humedal costero conformado por varios cuerpos de agua, permanentes y estacionales. Este ecosistema es reconocido internacionalmente como sitio RAMSAR y se encuentra ubicado al sur de la zona urbana de Lima, Perú.
José Iannacone, Lorena Alvariño
doaj  

Labidocera copepod abundance affected by ocean acidification

open access: green, 2017
Joy N. Smith   +3 more
openalex   +1 more source

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