Results 91 to 100 of about 6,998 (243)
Retention forestry is widely considered a promising approach to conserve forest biodiversity, and beneficial effects of more heterogeneous forest structure have been shown for several taxa. However, it is often unclear if the approaches taken locally can provide connectivity for specimens over the landscape or if they lead to “biodiversity islands ...
Laura‐Sophia Ruppert+4 more
wiley +1 more source
A Scientometric Approach to the Taxonomy of Brazilian Plecoptera: An Overview of Data [PDF]
The order Plecoptera comprises nearly 4,400 species of freshwater insects known for their specific temperature requirements. In Brazil, there are 207 valid extant species, with 172 (83%) being endemic, and particularly the genus Anacroneuria is well ...
Tácio Duarte, Lucas Silveira Lecci
doaj +1 more source
Freshwater Macroinvertebrates [PDF]
The purpose of this resource is to sample, identify, and count macroinvertebrates at a Hydrology Site. Students collect, sort, identify, and count macroinvertebrates from habitats at their site.
The GLOBE Program, UCAR (University Corporation for Atmospheric Research)
core
Removal of DDT from Aqueous solution using Carbon Quantum Dots. ABSTRACT Dichlorodiphenyltrichloroethane (DDT) pollution is an ongoing worldwide environmental hazard due to its persistence and detrimental impact on ecosystems. Carbon quantum dots (CQD) made from dried mushroom biomass using a sustainable and eco‐friendly synthesis process are ...
Sathish Sundararaman+7 more
wiley +1 more source
Ecology of the regulated river Storelva in western Norway 50 years after regulation
The river Storelva, situated in Sauda, Rogaland in western Norway has been regulated for hydroelectric power since 1914 and about 80% of the water-flow is transferred through tunnels to the various power stations and then to the fjord.
Albert Lillehammer
doaj +1 more source
Differences in Thermal Tolerance Between Two Thermally Isolated and Genetically Indistinct Populations of \u3ci\u3eParagnetina Media\u3c/i\u3e (Walker) (Plecoptera: Perlodidae) [PDF]
The critical thermal maximum (CTM) of Paragnetina media (Walker) (Plecoptera: Perlodidae) was studied at two sites of the Big Sable River in northwestern Lower Michigan during summer 2013. The sites were separated by ~8 km and differed in temperature by ~
Houghton, David C+2 more
core +2 more sources
Biological report - fish mortality, River Conder, 21.7.79 [PDF]
Following a large scale fish mortality caused by a considerable spillage of a pentachlbrophenol-based disinfectant from a mushroom farm, a biological survey of the river Conder was undertaken on 23.7.79.
Ingersent, B.
core
Klapálek’s Kamimuria (Plecoptera: Perlidae) types in the National Museum Prague [PDF]
Three species of the genus Kamimuria Klapálek, 1907 are redescribed or a complementary description is provided on the basis of specimens kept in the National Museum Prague (NMP): male, female and egg of K.
Li, Weihai, Murányi, Dávid
core +1 more source
Biological research of Grabia River - fifty years of activity [PDF]
Grabia, a small still close to natural conditions lowland river, has been an object of special interest for Łódź hydrobiologists for more than 50 years.
Siciński, Jacek, Tończyk, Grzegorz
core
Clouds, shadows, or twilight? Mayfly nymphs recognise the difference [PDF]
1. We examined the relative changes in light intensity that initiate night-time locomotor activity changes in nymphs of the mayfly, Stenonema modestum (Heptageniidae).
Allan J.D.+29 more
core +3 more sources