Results 71 to 80 of about 4,612 (218)

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  

Self‐Propelled Morphing Matter for Small‐Scale Swimming Soft Robots

open access: yesAdvanced Functional Materials, Volume 34, Issue 52, December 23, 2024.
Bioinspired morphing swimmers are designed integrating chemical protein motors and photoresponsive liquid crystal networks. This approach gives access to five interchangeable modes of locomotion within a single swimming robot via shape‐morphing of the soft structure. The proposed design, which mimics the mechanisms of surface gliding and posture change
Chuqi Huang   +6 more
wiley   +1 more source

Co‐Occurrence Patterns of Aquatic Macroinvertebrates in Laurentian Great Lakes Coastal Wetlands

open access: yesEcology and Evolution, Volume 14, Issue 12, December 2024.
We investigated community structure and species co‐occurrence patterns in Great Lakes coastal wetlands benthic macroinvertebrates using null models. We developed a framework and approach to address recent controversy over the use of presence‐absence matrices and null models to infer ecological interactions from non‐random co‐occurrence patterns using ...
Alexandra A. Bozimowski   +2 more
wiley   +1 more source

First Record of Neogerris Assimilis Anderson, 1975 From India with Description of Copulatory Complex [PDF]

open access: yes, 2004
The genus Neogerris is recorded for the first time from India. The copulatory complex, a feature of a great taxonomic significance is studied and described for the first ...
Mahour, K. (Kanhiya)   +2 more
core  

A biological tool to assess flow connectivity in reference temporary streams from the Mediterranean Basin [PDF]

open access: yes, 2015
Many streams in the Mediterranean Basin have temporary flow regimes. While timing for seasonal drought is predictable, they undergo strong inter-annual variability in flow intensity.
Bonada i Caparrós, Núria   +14 more
core   +1 more source

Predation of salamander egg sacs by the water strider Gerris (Macrogerris) insularis Motschulsky (Hemiptera: Gerridae)

open access: yesEntomological Science, Volume 27, Issue 4, December 2024.
Water striders (Hemiptera: Gerridae) are well known to prey mainly on insects that fall on the water surface but also feed on other organisms. Here, we report on the predation on egg sacs of Hynobius nigrescens (Caudata: Hynobiidae) by Gerris (Macrogerris) insularis from field observation and a rearing experiment.
Shona Yasuda, Ryota Morii, Hiroshi Ikeda
wiley   +1 more source

Declines in Freshwater Mussels and Loss of Mussel–Invertebrate Interactions in the Subtropical Waterbodies of Dhaka, Bangladesh

open access: yesAquatic Conservation: Marine and Freshwater Ecosystems, Volume 34, Issue 11, November 2024.
ABSTRACT Freshwater mussels are a globally threatened taxon, but little is known about population trajectories for species outside Europe and North America. To contribute to understanding of mussel conservation status outside these regions, we surveyed mussel and other invertebrate populations in waterbodies across Dhaka, Bangladesh, to assess ...
Isobel Ollard   +3 more
wiley   +1 more source

Limnology of Four Bauxite Open-Pit Lakes [PDF]

open access: yes, 1972
The aquatic flora and fauna and 18 physicochemical characteristics of four bauxite open-pit lakes were studied from September 1969 to August 1970. The least acid lake (pH 3.4-4.4) supported 49 different aquatic insects, plankton, and higher aquatic ...
Harp, George L., Hubbard, Ronald D.
core   +2 more sources

Aquatic Coleoptera and Heteroptera inhabiting waterbodies from Berisso (Buenos Aires province, Argentina) [PDF]

open access: yes, 2006
Coleoptera and Heteroptera associated with aquatic environments were studied at Berisso, near Río de La Plata estuary (Buenos Aires Province, Argentina).
Fernandez, Liliana Alicia   +1 more
core   +3 more sources

Revisión de los géneros Eurygerris y Tachygerris (Hemiptera: Tachygerrini) para la región neotropical

open access: yesRevista Mexicana de Biodiversidad, 2009
Se estudió la taxonomía de la tribu Tachygerrini (Hemiptera: Gerridae: Gerrinae) con 2 géneros reconocidos, Eurygerris Hungerford y Matsuda (10 especies) y Tachygerris Drake (7 especies), a partir de la revisión de 19 colecciones entomológicas del ...
Irina T. Morales Castaño   +1 more
doaj   +1 more source

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