Ichtiocenosis structure of Agriș and Almaş rivers (Sălaj Conty)


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Article Title: Ichtiocenosis structure of Agriș and Almaş rivers (Sălaj Conty)
Authors: Ardelean G., Wilhelm S., Pojar T., Petrescu C-M.
Affiliation: 1 ”Vasile Goldiș” Western University of Arad, 2 Theoretic High School Săcueni 3 Institute of Life Sciences, ”Vasile Goldiș” Western University of Arad
Abstract: Agriş and Almas Rivers are tributaries of the Someș River from Salaj County. Both rivers originate from the North slope of Meseș Montain and flows into the Someș River, near the Jibou town. Both are rivers with a relatively natural state, less affected by anthropogenic factors, exceptions are endangered areas where were built longitudinal dams for flood protection. So far, on these rivers there were no ichthyological research conducted. Based on the collected material we performed a complex comparative evaluation of ichtiocenosis of this two rivers and due to their considerable value, we proposed the establishment of a protected area encompassing the entire basin of these rivers.
Keywords: ecological guild, reproductive guild, spread in Romania, distribution change, abundance, status, frequency, constancy, dominance, diversity index
*Correspondence: Gavril Ardelean, Vasile Goldiș” Western University of Arad