title: INSTRUMENTS USED FOR COUNTING HYDROBIONTS
abstract: The article discusses the tools used to count hydrobionts.In addition, the research works conducted in this field have been widely investigated.The opinions of various hydrobiological scientists in this field have been comparatively studied.In the article, the improvement of existing hydrobiological tools is brought to attention.Also, the necessity of modern hydrobiological researches for the solution of the upcoming problems was shown.The development of the science of hydrobiology also requires
journal: SCIENTIFIC WORK