Institute of Food Safety, Animal Health and Environment “BIOR” asks for public involvement to get back the signs.

The marking of round gobies will be carried out during the fishing seasons on 2022 and 2023 (April-June). A total of 8,000 fish (4,000 fish in the Gulf of Riga and 4,000 fish in the open part of the Baltic Sea) are marked on the coast of Latvia, using the T-bar marks with the inscription BIOR RIGA and the four-digit code. The study is scheduled to be carried out by 31 January 2025.

Fishermen are invited to participate in ensuring the harvesting of biological material of marked round gobies and in recording cases of catchment for the necessity of a scientific study (hereinafter - Service), registering the following information:

  1. The code of the mark.
  2. The length of the fish from the muzzle to the end of the tail fin, cm.
  3. Geographical coordinates of the catching site.
  4. Catch time (year, month, date).
  5. Fishing gear.
  6. Duration of fishing (hours).
  7. A photograph of the fish caught in such a way that the number of the mark or the freezing and storage of the fish caught in a whole (non-gutted) form for later transfer to the scientists of the BIOR. Information on the length of the fish (paragraph 2) shall not be required when storing the fish in a healthy way.

Report the catch cases to the Maritime Division of the BIOR Department for Fish Resources Research by phone: 371 20239304 or e-mail: ivars.putnis@bior.lv.

Information, together with the fish photograph, EUR 7 + VAT;

Information, together with freezing and storage of fish, EUR 9,75 + VAT.

A fisherman may submit information on several fish at the same time.

BIOR shall transfer the fee of Service to the bank account indicated on the fisherman's account within 20 (twenty) working days of the adoption, the passing act and the receipt of the Services invoice.

Photo: Gunta Gabrāne