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International Journal of Fisheries and Aquatic Studies
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P-ISSN: 2394-0506, E-ISSN: 2347-5129

International Journal of Fisheries and Aquatic Studies

2023, Vol. 11, Issue 5, Part B

Adaptation of Crayfish (Astacus leptodactylus Eschscholtz, 1823) to aquaculture environment in Bafra fish lakes (Samsun-Turkey)


Author(s): Gülşen Uzun Gören and Birol Baki

Abstract:
In this study, it was aimed to adapt the crayfish obtained from Bafra Fish Lakes (Samsun-Turkey) to the aquaculture environment. Weight gain (%), specific growth rate (%g/day) and daily live weight gain (g/day) were determined during the adaptation period. At the initial and final of the study, the average length of crayfish was 11.06±0.14-13.04±0.17cm, carapace length 50.98±0.77-60.82±1.25mm, carapace width 28.23±0.43-33.36±1.12mm, abdomen length 53.89±0.76-64.55±1.24mm, abdomen width 25.92±0.52-30.69±0.67mm, claw length 39.08±1.59-46.25±5.13mm, claw width 15.71±0.47-18.52±1.58mm, weight 42.45±1.90-57.37±2.22g. The average weight gain of crayfish was 35.14±3.21%, the average specific growth rate was 0.30±0.01% and the average daily live weight gain was 0.04±0.03%. As a result, it was determined that the growth values of the adapted crayfish were low due to feeding, and the mortality rate was high during the stressful periods when the water temperature started to rise and the shell change occurred.


DOI: 10.22271/fish.2023.v11.i5b.2858

Pages: 141-144  |  332 Views  158 Downloads

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International Journal of Fisheries and Aquatic Studies
How to cite this article:
Gülşen Uzun Gören, Birol Baki. Adaptation of Crayfish (Astacus leptodactylus Eschscholtz, 1823) to aquaculture environment in Bafra fish lakes (Samsun-Turkey). Int J Fish Aquat Stud 2023;11(5):141-144. DOI: https://doi.org/10.22271/fish.2023.v11.i5b.2858
International Journal of Fisheries and Aquatic Studies

International Journal of Fisheries and Aquatic Studies

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