Publications by Joern Gessner

Publications by authors named "Joern Gessner"

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Poaching and illegal trade of Danube sturgeons.

Arne Ludwig Jutta Jahrl Leonardo Congiu Joern Gessner Thomas Friedrich

Curr Biol

November 2023

A market study on sturgeon products in the Lower Danube countries (Bulgaria, Romania, Serbia and Ukraine) resulted in a total of 149 samples of caviar and meat, which we subjected to genetic-isotope analyses. The samples comprised 31 samples (21%) of illegal wild-caught origin, 17 samples (11.4%) sold in violation of CITES and EU regulations, and 47 cases (32%) of consumer deception.

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