Results 51 to 60 of about 2,576 (201)

Colonization by benthic macroinvertebrates in two artificial substrate types of a Riparian Forest

open access: yesActa Limnologica Brasiliensia
: Aim To analyze the efficiency of organic and inorganic substrates in samples of benthic macroinvertebrates of riparian forests from the Cerrado.
Lívia Borges dos Santos   +2 more
doaj   +1 more source

Dive surveys and eDNA detect contrasting macroalgal community composition in Nova Scotia, Canada

open access: yesJournal of Phycology, EarlyView.
Abstract Morphological identification of macroalgae can be time‐consuming and species may be difficult to observe, collect, or identify, preventing detailed study on the distribution and ecology of many species. The use of eDNA in species surveillance and biodiversity assessments has gained considerable traction in studying macroalgae, as it provides ...
Cody M. Brooks   +3 more
wiley   +1 more source

Influence of a new fishpond design on invertebrate community biodiversity and secondary production

open access: yesAquatic Living Resources
The aim of this study was to compare the impact of three aquaculture production systems on the biodiversity and productivity of aquatic invertebrates.
Roucaute Marc   +3 more
doaj   +1 more source

Conservation unit and water quality: the influence of environmental integrity on benthic macroinvertebrate assemblages

open access: yesActa Limnologica Brasiliensia, 2013
AIM: This study aimed to determine the effectiveness of a Conservation Unit (CU) in maintaining the quality of freshwater habitats and to evaluate the influence of environmental integrity on benthic macroinvertebrate assemblages.
Jessé Renan Scapini Sobczak   +3 more
doaj   +1 more source

Investigating the efficacy of tidal wetland restoration in enhancing aquatic food web resources for native fishes

open access: yesRestoration Ecology, EarlyView.
Abstract Introduction Endangered fish species, such as Delta smelt (Hypomesus transpacificus), in the San Francisco Estuary are threatened by a multitude of anthropogenic stressors. Tidal wetland restoration can partially mitigate these stressors by increasing food availability of aquatic invertebrate prey, but the efficacy of restoration remains ...
Gabriel Ng   +3 more
wiley   +1 more source

Kelp‐boulder transplants for habitat restoration

open access: yesRestoration Ecology, EarlyView.
Abstract Introduction Degraded habitats present a major barrier to the survival and recovery of threatened marine species, particularly where structural or biogenic complexity has been lost, and natural regeneration ability is uncertain. Despite growing interest in habitat restoration, techniques rarely deliver rapid improvements at the necessary ...
Tyson J. Bessell   +3 more
wiley   +1 more source

Freshwater Biodiversity Research in Brazil: Trends from a Systematic Review and Topic Modeling

open access: yesInternational Review of Hydrobiology, Volume 111, Issue 2, December 2026.
ABSTRACT Brazil is a megadiverse country that hosts six major biomes and a vast freshwater network. Despite this richness, research on freshwater biodiversity has been heterogeneous across regions, communities, and time, leaving significant knowledge gaps.
Paula Caroline dos Reis Oliveira   +24 more
wiley   +1 more source

Evaluation of some physicochemical parameters and benthic macroinvertebrates of Ikere Gorge Reservoir in Oyo State, Nigeria

open access: yesJournal of Applied Sciences and Environmental Management, 2017
The physico-chemical parameters and benthic macroinvertebrates of Ikere Gorge Reservoir were studied to assess the impact of anthropogenic activities on this man-made lake by collecting surface water and benthic samples. Physico-chemical parameters were
Abed-Nego Osayande Aiwerioghene   +1 more
doaj   +1 more source

Benthic macroinvertebrates in the Paranapanema reservoir cascade (southeast Brazil) [PDF]

open access: yesBrazilian Journal of Biology, 2008
In this study, the composition, specific richness and abundance of benthic macroinvertebrates (<250 µm) from sediments of eight reservoirs of the Paranapanema River (southeast Brazil), as well as from the main tributaries (Taquari, Pardo and Tibagi) and the mouth zone into the Paraná River were analyzed. Nineteen points distributed along 700 km were
Jorcin, A., Nogueira, M. G.
openaire   +5 more sources

Habitat Preferences and Distribution of Ephemera orientalis (Ephemeroptera: Ephemeridae) in the Hangang River, South Korea

open access: yesEntomological Research, Volume 56, Issue 10, October 2026.
ABSTRACT This study characterized the spatial distribution patterns and habitat preference of Ephemera orientalis larvae in the Hangang River based on four surveys conducted in April, June, August, and October 2024. Field surveys were conducted at 10 sites along a 24 km reach, with five cross‐sectional sampling points per site.
Hyun Lee, Dong Gun Kim
wiley   +1 more source

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