Results 81 to 90 of about 6,208 (245)

Effects of river regulation on aquatic invertebrate community composition: A comparative analysis in two southern African rivers

open access: yesEcology and Evolution, Volume 14, Issue 2, February 2024.
This study compared aquatic invertebrate communities between a regulated and unregulated river and sought to determine whether the largest inland lake of the region, which receives water from both rivers, resembles the aquatic invertebrate communities of either river.
Lizaan de Necker   +5 more
wiley   +1 more source

Habitat preference of freshwater snails in relation to environmental factors and the presence of the competitor snail Melanoides tuberculatus (Müller, 1774)

open access: yesMemorias do Instituto Oswaldo Cruz, 2005
Our objective is to evaluate the habitat preference of freshwater snails in relation to environmental factors and the presence of the competitor snail Melanoides tuberculatus. In the first phase, snails was collected at 12 sites.
Alexandre Giovanelli   +3 more
doaj   +1 more source

Identifying invertebrate invasions using morphological and molecular analyses: North American Daphnia ‘pulex’ in New Zealand fresh waters [PDF]

open access: yes, 2012
We used a DNA barcoding approach to identify specimens of the Daphnia pulex complex occurring in New Zealand lakes, documenting the establishment of non-indigenous North American Daphnia 'pulex'.
Banks, Jonathan C.   +4 more
core   +2 more sources

Melanoides tuberculata as intermediate host of Centrocestus formosanus (Nishigori, 1924) in Tunisia

open access: yesAfrican Journal of Biotechnology, 2014
تم جمع الميلانويدات السلية التي تأوي يرقات تريماتود بشكل طبيعي في نظام الري في واحة عين سلطان (جنوب غرب تونس)، خلال المسوحات الملحية التي أجريت في الفترة من يناير إلى ديسمبر 2013. من 2160 عينة من السلالة السلية التي تم جمعها، 31 (1.4 ٪) أصيبت بالعدوى من ذيل سنتروسيستوس فورموسانوس (Digenea: Heterophyidae).
Najet Ghouaidia   +2 more
openaire   +3 more sources

Lake Nabigaga: a field survey undertaken by the National Fisheries Resources Research Institute (NaFIRRI) [PDF]

open access: yes, 2010
The field survey was undertaken by NaFIRRI technical staff. The terms of reference for the survey were to make an assessment of the lake for possible cage fish farming.

core  

Struktur Komunitas Makrozoobentos sebagai Indikator Biologi Kualitas Perairan Sungai Tallo, Kota Makassar [PDF]

open access: yes, 2015
Sungai mempunyai peranan yang sangat penting bagi masyarakat dan makhluk hidup lainnya dan salah satunya Sungai Tallo di Kota Makassar, namun berbagai aktivitas di sepanjang Sungai Tallo dapat mencemari sungai dan mengancam kelangsungan hidup berbagai ...
Hidayani, M. T. (Mesalina)
core  

Tracking rates of ecotone migration due to salt-water encroachment using fossil mollusks in coastal South Florida [PDF]

open access: yes, 2006
We determined the rate of migration of coastal vegetation zones in response to salt-water encroachment through paleoecological analysis of mollusks in 36 sediment cores taken along transects perpendicular to the coast in a 5.5 km2 band of coastal ...
Gaiser, Evelyn E.   +4 more
core   +1 more source

Moluscos dulceacuícolas exóticos en Chile

open access: yesRevista Mexicana de Biodiversidad, 2007
LAS ESPECIES DE MOLUSCOS EXÓTICAS DULCEACUÍCOLAS REGISTRADAS EN ESTA CONTRIBUCIÓN, CORRESPONDEN A EJEMPLARES RECOLECTADOS EN HUMEDALES EN ACUARIOS COMERCIALES O INTERCEPTADOS EN BARRERAS ADUANERAS, ASÍ COMO DE REFERENCIAS BIBLIOGRÁFICAS.
LAURA G. HUAQUÍN M.   +2 more
doaj   +1 more source

Struktur Komunitas Gastrpoda Di Sungai Sangkir Anak Sungai Rokan Kiri Kabupaten Rokan Hulu [PDF]

open access: yes, 2015
Study of the community and structure of gastropods in river tributaries Sangkir Rokan Left has been conducted from December to January 2015 with survey method meanwhile sampling technique with purposive random sampling in three sites, upstream, midstream
Purnama, A. A. (Arief)   +2 more
core  

The molluscicidal activity of the latex of Euphorbia splendens var. hislopii on Melanoides tuberculata (Thiaridae), a snail associated with habitats of Biomphalaria glabrata (Planorbidae)

open access: yesMemorias do Instituto Oswaldo Cruz, 2001
The use of the latex of Euphorbia splendens var. hislopii was considered as an effective control method for Biomphalaria glabrata in Sumidouro, Rio de Janeiro.
Alexandre Giovanelli   +3 more
doaj   +1 more source

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