Results 121 to 130 of about 26,040 (298)

Aquatic biosurvey of the Lovell River on UNH land [PDF]

open access: yes, 2003
We assessed the physical, chemical and biological conditions at two sites along the Lovell River on University of New Hampshire (UNH) -owned conservation land. The discharge was 4.4 m3 s-1 at Site 1 and 5.7 m3 s -1 downstream at Site 2.
Barry, Lisa M.   +12 more
core   +1 more source

Checklist de Plecoptera (Insecta) do Estado do Mato Grosso do Sul, Brasil

open access: yesIheringia: Série Zoologia
Resumo Apresentamos aqui uma lista das espécies da ordem Plecoptera encontradas no Estado do Mato Grosso do Sul baseados na literatura até março de 2015. Foram registrados uma família (Perlidae), um gênero ( Anacroneuria) e 10 espécies.
Lucas Silveira Lecci   +1 more
doaj   +1 more source

Climatic and Catchment-Scale Predictors of Chinese Stream Insect Richness Differ between Taxonomic Groups.

open access: yesPLoS ONE, 2015
Little work has been done on large-scale patterns of stream insect richness in China. We explored the influence of climatic and catchment-scale factors on stream insect (Ephemeroptera, Plecoptera, Trichoptera; EPT) richness across mid-latitude China.
Jonathan D Tonkin   +6 more
doaj   +1 more source

Ephemeroptera, Plecoptera and Trichoptera assemblages from riffles in mountain streams of Central Brazil: environmental factors influencing the distribution and abundance of immatures

open access: yesBrazilian Journal of Biology
The influence of environmental factors on the distribution of Ephemeroptera, Plecoptera and Trichoptera (EPT) immatures was investigated in streams of the Brazilian Center-West (Serra do Pireneus, Pirenópolis, State of Goiás). The insects were sampled by
P. C. Bispo   +3 more
doaj   +1 more source

Community structure and water quality in Mediterranean streams of a Natural Park (Sant Llorenç del Munt, NE Spain) [PDF]

open access: yes, 2012
Se estudian las comunidades de macroinvertebrados de los ríos del Parque Natural de Sant Llorenç del Munt i la Serra de l'Obac (Barcelona, NE España) y su relación con las condiciones de flujo de los ríos.
Bonada i Caparrós, Núria   +2 more
core  

Macroinvertebrates, Heavy Metals and PAHs in Urban Watercourses [PDF]

open access: yes, 2001
Good quality stream water and sediments are crucial for the support of healthy stream flora and fauna but urban runoff degrades watercourses leaving a legacy of pollution in the stream sediments.
Beasley, G., Kneale, P.
core  

Review of investigation on the feeding of the European grayling [Translation from: Flora Slodkowodna Polski. Tom 2. Cyanophyta, Glaucophyta (ed. K. Starmach) p350-352. Warsaw, Polska Academia Nauk, 1966] [PDF]

open access: yes, 1981
The composition of the food of the European grayling and the character of its feeding has been studied fully enough, but this knowledge is scattered in the literature and often contradictory.
Zinov'ev, E.V.
core  

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