A comparative behavioral evaluation of the medicinal leech (Hirudo medicinalis) under different containing regime

Abstract

The purpose of this study was to evaluate the distribution of the medicinal leech, Hirudo medicinalis, in the containers, type of motion in the water recirculating system, and to find the optimal frequency of exchange of water in this system. According to the results, there are found that the living conditions, created in the experimental group with a recirculation of water at the rate of 48 times a day, had the best positive impact on the welfare of the medicinal leech.

Keywords

• медицинская пиявка
• рециркуляционная система
• тип движений