Results 41 to 50 of about 492 (117)

Results of the Austrian-Ceylonese hydrobiological mission 1970 of the 1st Zoological Institute of the University of Vienna (Austria) and the Department of Zoology of the Vidyalankara University of Ceylon, Kelaniya. Pt. 1. Preliminary report: introduction and description of the stations [PDF]

open access: yes, 1972
The Austrian-Ceylonese hydrobiological mission of 1970 investigated and made collections from 36 flowing water systems (brooks, torrents, rivers); of these, 34 water systems were in the mountains regions of south-west and south-east of Sri Lanka.
Costa, H.H., Starmuhlner, F.
core  

Moluscos límnicos do semiárido e nordesde brasileiros: conhecimentos atuais, estrutura e dinâmica das comunidades de dois rios intermitentes piauienses [PDF]

open access: yes, 2022
The distribution and abundance of limnic mollusks depend on several abiotic and biotic factors. In the semiarid region, which brings together a diversity of underexplored biological groups, the extreme conditions caused by irregular drought and flood ...
Leal, Manuella Feitosa
core  

A manual of previously recorded non-indigenous invasive and native transplanted animal species of the Laurentian Great Lakes and coastal United States [PDF]

open access: yes, 2008
This manual presents geographic information by state of occurrence, and descriptions of the socio-economic impact created by the invasion of non-indigenous and native transplanted animal species in the Laurentian Great Lakes and the coastal waters of the
Hawkins, Christopher   +2 more
core  

Comércio de aquarismo como potencial dispersor de invertebrados não-nativos no Nordeste do Brasil [PDF]

open access: yes, 2014
O comércio de peixes ornamentais figura entre os principais mecanismos de invasões biológicas. Muita atenção é dada às espécies-alvo introduzidas, porém, pouco se discute sobre a fauna acompanhante das introduções.
Assis, Daniel Alvares Silveira de   +2 more
core   +2 more sources

Malacological assessment and natural infestation of Biomphalaria straminea (Dunker, 1848) by Schistosoma mansoni (Sambon, 1907) and Chaetogaster limnaei (K. von Baer, 1827) in an urban eutrophic watershed

open access: yesBrazilian Journal of Biology
The objective of this study was to perform a malacological assessment at the Ibirité reservoir watershed in the metropolitan region of Belo Horizonte (Minas Gerais) and to evaluate the natural infestation rate of Biomphalaria straminea (Gastropoda ...
M. Callisto   +4 more
doaj   +1 more source

Benthic invertebrate neozoa in Austrian rivers [PDF]

open access: yes, 2008
Neozoa werden als gebietsfremde Arten definiert, welche nach 1492 direkt oder indirekt durch den Menschen eingeführt wurden und selbstreproduzierende Populationen zu bilden im Stande sind (Essl & Rabitsch 2002). Biologische Invasionen sind schon seit dem
Graf, Wolfram   +3 more
core  

Esquistossomose mansônica e distribuição dos moluscos límnicos em criadouros naturais no Município de Niterói, Rio de Janeiro, Brasil

open access: yesCadernos de Saúde Pública, 2002
A distribuição dos moluscos límnicos presentes em Niterói, Estado do Rio de Janeiro, Brasil, bem como dos casos de esquistossomose relatados no período de 1995 a 2000, são apresentados. Foram pesquisadas todas as coleções hídricas favoráveis à ocorrência
Medeiros Almir de Souza   +2 more
doaj  

Presencia de Melanoides tuberculatus (O.F. Müller, 1774) (Gastropoda: Thiaridae) en l'Aldea (el Baix Ebre, Cataluña, España)

open access: yes, 2010
Presence of Melanoides tuberculatus (Müler, 1774) (Gastropoda: Thiaridae) in l’Aldea (el Baix Ebre, Catalonia, Spain). The first citation of Melanoides tuberculatus for the Catalan malacofauna is reported, after its find in the town of l’Aldea (el Baix Ebre) in December 2009.
Ruiz Jarillo, Ramón   +1 more
openaire   +2 more sources

Muddied waters: suspended sediment impacts on gill structure and aerobic scope in an endangered native and an invasive freshwater crayfish [PDF]

open access: yes, 2013
Suspended sediment (SS) loadings in freshwater habitats have increased over the past century and SS is now a significant environmental stressor. Greater tolerance to environmental stressors has been proposed as a factor in the success of aquatic invasive
Dunn, A.M.   +3 more
core   +4 more sources

A malacological survey in the Manso Power Plant, State of Mato Grosso, Brazil: new records of freshwater snails, including transmitters of schistosomiasis and exotic species [PDF]

open access: yes, 2014
Introduction: Schistosomiasis is a parasitic disease of public health concern in Brazil, and the construction of hydroelectric dams, in addition to increasing permanent human settlement and tourism, has created conditions suitable for the establishment ...
Aline Carvalho de Mattos   +51 more
core   +2 more sources

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