The occurrence of mayfly (Ephemeroptera) larvae along the river Someş/Szamos

The distribution of mayfly (Ephemeroptera) larvae along the river Some? was studied from its spring to its mouth. We have found 18 species belonging to 4 different families. Knowing their density the collected mayfly species can be used as indicators of the water quality. The biodiversity (calculate...

Teljes leírás

Elmentve itt :
Bibliográfiai részletek
Szerző: Szállassy Noémi
Dokumentumtípus: Könyv része
Megjelent: 1999
Sorozat:Tiscia monograph series
The Somes/Szamos river valley : a study of the geography, hydrobiology and ecology of the river system and its environment
Kulcsszavak:Szamos folyó - ökológia
Tárgyszavak:
Online Access:http://acta.bibl.u-szeged.hu/10173
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490 0 |a Tiscia monograph series 
490 0 |a The Somes/Szamos river valley : a study of the geography, hydrobiology and ecology of the river system and its environment 
520 3 |a The distribution of mayfly (Ephemeroptera) larvae along the river Some? was studied from its spring to its mouth. We have found 18 species belonging to 4 different families. Knowing their density the collected mayfly species can be used as indicators of the water quality. The biodiversity (calculated with Shannon-Wiener formula) reached the maximum value (HS=I,502) at the first sampling point of the Some?ul Mare/Nagy Szamos (6 SM1). According to the lower biodiversity of mayfly larvae the river was very polluted downstream of big cities (Beclean. Násáud. Dej, Satu Mare). 
650 4 |a Természettudományok 
650 4 |a Föld- és kapcsolódó környezettudományok 
695 |a Szamos folyó - ökológia 
856 4 0 |u http://acta.bibl.u-szeged.hu/10173/1/tiscia_mono_003_203-206.pdf  |z Dokumentum-elérés