Abstract <p>The article presents information about the tench <i>Tinca tinca</i> specimen caught on September 12, 2024, on an island in the Northern Dvina River, the Arctic Ocean basin. The total length of the fish was 202&#xa0;mm; the age was determined as 5+. The haplotype of the <i>CO1</i> gene region of the tench was determined as belonging to the “eastern” phylogenetic lineage. The article discusses possible routes of tench penetration into the Northern Dvina.</p>

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Case of Tench Tinca tinca (Linnaeus, 1758) (Cypriniformes, Cyprinidae) Capture in the Northern Dvina River Basin

  • E. V. Ponomareva,
  • K. Yu. Samoilov,
  • A. N. Stroganov,
  • E. A. Shubina

摘要

Abstract

The article presents information about the tench Tinca tinca specimen caught on September 12, 2024, on an island in the Northern Dvina River, the Arctic Ocean basin. The total length of the fish was 202 mm; the age was determined as 5+. The haplotype of the CO1 gene region of the tench was determined as belonging to the “eastern” phylogenetic lineage. The article discusses possible routes of tench penetration into the Northern Dvina.