Results 181 to 190 of about 18,310 (213)

Seasonal Variations in Macrobenthos Communities and Their Relationship with Environmental Factors in the Alpine Yuqu River. [PDF]

Biology (Basel)
Ge J, Chen J, Zi F, Song T, Hu L, He Z, Wu L, Ding Y, Li H.   +8 more
europepmc   +1 more source

Comparison of inductively coupled plasma mass spectrometry and molybdenum blue colorimetry for total phosphorus determination in freshwater invertebrates. [PDF]

PLoS One
Costanza-Robinson MS, Angstman BJ, Cai Q, Forbes C, Keon JS, Lin S, Neill ED, Peebles EG, Roelofs E, Moody EK.   +9 more
europepmc   +1 more source

Zinc and Copper Have the Greatest Relative Importance for River Macroinvertebrate Richness at a National Scale. [PDF]

Environ Sci Technol
Johnson AC, Sadykova D, Qu Y, Keller VDJ, Bachiller-Jareno N, Jürgens MD, Eastman M, Edwards F, Rizzo C, Scarlett PM, Sumpter JP.   +10 more
europepmc   +1 more source

Some of the next articles are maybe not open access.

Related searches:

Checklist of the Plecoptera of Brazilian Amazon (Insecta: Plecoptera: Perlidae)

Zootaxa, 2018
The species diversity of the Plecoptera of the Brazilian Amazon is still little known, although some localities have been relatively well-studied. A preliminary list of 27 valid Plecoptera species, based on collections from 66 different localities is presented.
Cleverson Rannieri Meira dos Santos, José Moacir Ferreira Ribeiro   +1 more
openaire   +3 more sources

Plecoptera (Perlaria: Stoneflies) [PDF]

, 1977
Soft-bodied insects of moderate to rather large size with elongate, setaceous antennae. Mouthparts weak, of the biting type; mandibles normal or vestigial, ligula 4-lobed. Wings membranous, held flat over the back in repose, hind pair usually the larger, with well-developed anal lobes.
O. W. Richards, R. G. Davies
openaire   +1 more source

Order Plecoptera

2015
Plecoptera, or stoneflies, are an ancient insect order. The order name refers to the ability to fold their wings horizontally. Sixteen extant families and nearly 3,500 valid species are currently known. The nymphs of the vast majority of species are aquatic and most feed in two general categories, as shredders of leaves and as predators of other ...
R. Edward DeWalt, Boris C. Kondratieff, John B. Sandberg   +2 more
openaire   +2 more sources

Plecoptera — Steinfliegen, Uferfliegen

2011
G. Weichhautige, lggestreckte Fluginsekten mit 2 Paar hyalinen Fl (Abb. 99/1), die in Ruhe flach auf dem Hlb liegen od. diesen teilweise umhullen (Leuctridae, Taeniopterygidae). Heimische Arten 3,5-30 mm lg, braun bis schwarz, seltener gelb od. gelbgrun. ♂♂ kleiner als ♀♀. K mit grosen, vorstehenden KomplexAu u. 3 Oc. Mundgliedmasen kauend, bei Im.
Ralf Küttner, Wolfgang Joost
openaire   +2 more sources

Plecoptera

2009
Publisher Summary This chapter describes plecoptera (stoneflies). It comprises a hemimetabolous order of 16 families and more than 2000 species of aquatic insects distributed on all continents except Antarctica, and most major islands except notably Cuba, Fiji, Hawaii, and New Caledonia.
openaire   +2 more sources

THE PLECOPTERA OF WESTERN MONTANA

The Canadian Entomologist, 1939
The streams and lakes of western Montana offer a variety of habitats for species of aquatic insects but heretofore extensive collection and study of these forms has not been undertaken. During the past two years collections of both nymphs and adults have been made on several streams. The Plecoptera in these collections include the undescribed nymphs of
openaire   +2 more sources

A Catalogue of Indian Stoneflies (Insecta: Plecoptera)

Zootaxa, 2019
This catalogue lists 146 valid species included in 27 genera and 8 families of the order Plecoptera (Insecta) recorded from India. We record the nomenclatural changes of the species names, type localities, type depositories, and distribution. The Himalayan Region supports the greatest diversity (87 species), followed by the Northeast Region (51 species)
Chandra, Kailash, Gupta, Devanshu, Ahmed, Ishtiaq   +2 more
openaire   +4 more sources