THE DISTRIBUTION OF BRANCHIOBDELLIDAN WORMS (ANNELIDA: CLITELLATA) ON THE NOBLE CRAYFISH, ASTACUS ASTACUS, IN THE TRANSCARPATHIAN REGION, UKRAINE

The distribution of branchiobdellidan worms (Annelida: Clitellata) on the noble crayfish, Astacus astacus, in the Transcarpathian region, Ukraine

This study explores the distribution, abundance, and diversity of branchiobdellidans on freshwater crayfish in the Zakarpattia (Transcarpathian) region of Ukraine, focusing on populations in the Tereblya River and Lake Synevir.Surveys were conducted over the summer seasons of 2008, 2009, 2017, and 2022, examining a total of 68 noble crayfish (Astac

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Correction factors for prey size estimation from PenguCams

The use of animal-borne cameras enables scientists to observe behaviours and interactions that have until now, gone unseen or rarely documented.Researchers can now analyse prey preferences and predator-prey interactions with a new level of detail.New technology allows researchers to analyse prey features before they are captured, adding a new dimen

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