Results 141 to 150 of about 3,469 (229)

What in the World are Benthic Macroinvertebrates? [PDF]

open access: yes, 2010
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  

Dynamics of Angiostrongylus cantonensis infection in invasive snails Biomphalaria straminea and Physa acuta from Guangdong, southern China

open access: yesParasitology
Biomphalaria straminea (Gastropoda: Planorbidae) and Physa acuta (Gastropoda: Physidae), both invasive species in southern China, are important vectors for zoonotic diseases.
Ping He   +10 more
doaj   +1 more source

Rio Fervença: efeitos da perturbação no ecossistema [PDF]

open access: yes, 2013
As atividades humanas interferem nos sistemas aquáticos provocando impactos negativos, diretos e/ou indiretos, na qualidade da água e na biodiversidade dos ecossistemas.
Rodrigues, Virgínia da Conceição Ramos
core  

Limnological testing of the regadera reservoir, it is tributaries and the discharge from the Tunjuelo river Usme – Cundinamarca [PDF]

open access: yes, 2016
El presente artículo pretende dar conocer los resultados de la evaluación limnológica del embalse La Regadera, sus tributarios y la zona de descarga del río Tunjuelo, ubicada en Usme, en el departamento de Cundinamarca.
Orjuela Rodríguez, Jorge Yecid
core  

Strongylocoris ferreri n. sp. from Andalusia (Spain), southern Iberian Peninsula(Hemiptera : Heteroptera : Miridae) [PDF]

open access: yes, 2007
A new plant bug species of the genus Strongylocoris (Miridae: Orthotylinae: Halticini) is described on the basis of a single specimen from Algeciras (province of Cádiz), Andalusia (Spain), southern Iberian Peninsula. Strongylocoris ferreri n. sp.
Pagola-Carte, Santiago, Ribes, Jordi
core   +1 more source

Brief Note: Diet of the Rainbow Darter (Etheostoma caeruleum) in Rock Run, Clark County, Ohio [PDF]

open access: yes, 1988
Author Institution: Department of Biology, Wittenberg UniversityThe diet of the rainbow darter, Etheostoma caeruleum, was studied during fall and winter in Rock Run (Clark County, Ohio), a second-order tributary of the Mad River.
Stewart, Craig A.
core   +1 more source

Environmental Factors Affecting Freshwater Snail Intermediate Hosts in Shenzhen and Adjacent Region, South China. [PDF]

open access: yesTrop Med Infect Dis, 2022
Min F   +8 more
europepmc   +1 more source

PHYSA MARMORATA (MOLLUSCA: PHYSIDAE) AS INTERMEDIATE HOST OF ECHINOSTOMA EXILE (TREMATODA: ECHINOSTOMATIDAE) IN BRAZIL

open access: yes, 2012
Echinostome cercariae with 45 collar spines were found in Physa marmorata Guilding, 1828 collected in a water body located in Belo Horizonte, Minas Gerais, Brazil. Metacercariae were obtained experimentally in Biomphalaria glabrata (Say, 1818) and used to perform the infection of Columba livia Gmelin, 1789.
Alves Pinto, Hudson, de Melo, Alan Lane
openaire   +1 more source

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