نتایج جستجو برای: benthic macroinvertebrates

تعداد نتایج: 12923  

2000

Vertical distributions of size classed benthic macroinvertebrates were investigated in centimeter-thick sections of twelve cores from each of two stations in southern Lake Huron. Stations were selected on the basis of radioactivity profiles indicating surf&e sediment mixing to 3 and 6 cm. The corresponding occurrence of major taxonomic groups (amphipods and oligochaetes) to 2 cm at the first st...

Journal: :IOP conference series 2022

Abstract Small lakes are biodiversity hotspots of freshwater ecosystems, home for fauna including benthic macroinvertebrates which play vital roles as it supports food sources higher-level organisms such fishes. This research aims to investigate the composition community in some small located Ciliwung watershed that surrounds Bogor, Depok, and Jakarta. Samples were undertaken on April June 2021...

G Azari Takami H Khara J Mesgaran Karimi, R Abbaspour

The aim of this study was to assess the influence of trout farm effluents on water quality parameters in the Dohezar Stream. In this study two trout farms and 7 stations were selected and physiochemical of water, including air and water temperatures, dissolved oxygen concentration (DO), pH, electrical conductivity (EC), water flow and biochemical oxygen demand (BOD) were measured every 30 days ...

Journal: :Frontiers in water 2023

Benthic invertebrates communities are frequently used as indicators of aquatic ecosystem health since many species sensitive to pollution and abrupt changes in their environment. Limited knowledge exists on the interlinkages hydrological dynamics, water quality ecological character groundwater-dependant ecosystems especially developing countries. In this study we assessed sensitivity benthic ma...

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