Results 101 to 110 of about 3,235 (232)
Arkansas Endemic Biota: An Update with Additions and Deletions [PDF]
It has been over a decade since the publication of Robison and Allen (1995) that provided the definitive list of endemic flora and fauna of Arkansas. The present study brings up-to-date the endemic biota of the state. Since 1995, several new species have
Carlton, C. +3 more
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Burrowing behaviour of signal crayfish, Pacifastacus leniusculus (Dana), in the River Great Ouse, England [PDF]
Observations were made on crayfish burrows in five locations on the Great Ouse River. The burrow densities and the relative abundance of crayfish were observed.
Guan, Rui-Zhang
core
In the present study, the life history and diet of the highly successful North American invader Orconectes immunis was assessed for the first time in its introduced European range. In 2007,
Chucholl C.
doaj +1 more source
The first record of the red swamp crayfish in Sicily dates back to 2003 and, since then, the species seemed to be confined to a few localities in western Sicily. A small “citizen science” project carried out from November 2016 onwards led to the creation
Francesco Paolo Faraone +19 more
doaj +1 more source
Estudo da estrutura populacional e caracterização do habitat de Procambarus clarkii (lagostim vermelho) na Lagoa das Sete Cidades e na Lagoa do Peixe (São Miguel, Açores) [PDF]
Relatório final de Estágio da Licenciatura em Biologia, ramo Ambiental e Evolução, 2005, Universidade dos Açores.A Procambarus clarkii (Girard, 1982) é uma espécie de crustáceo do sul dos Estados Unidos da América e do noroeste do México e foi ...
Costa, Ana Cristina de Matos Ricardo, orientadora +1 more
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What in the World are Benthic Macroinvertebrates? [PDF]
Summary of what benthic macroinvertebrates are, what types occur in Iowa streams, why are they important, and how they are used to monitor water ...
core
The marbled crayfish or Marmorkrebs, Procambarus fallax (Hagen, 1870) f. virginalis, a parthenogenetic freshwater crayfish belonging to the North American cambarids, was recorded in Hungary for the first time. Several specimens of
Lőkkös Andor +5 more
doaj +1 more source
The toxicity induced by insecticides in aquatic organisms is of utmost relevance because it may give a clue about the degree of health or damage of the involved ecosystem. In the present report, we determined the effect of dieldrin (DD) and chlorpyrifos (
Sandra Díaz-Barriga Arceo +4 more
doaj
Dose-mortality responses of crawfish and mosquitoes to selected pesticides. [PDF]
Volume:
core
Bioenergética de Procambarus,clarkii (Girard) (Decapoda: cambaridae)
Se utilizaron los métodos desarrollados en la bioenergética para evaluar los componentes de presupuesto energético de Procamvarus clarkii, alimentado con dietas formuladas con cuatro niveles de proteína (20, 25, 30, 35%), con un contenido isocalórico y una proporción lípidos carbohidratos 1:4.
openaire +2 more sources

