Reproduction of Baltic cod, Gadus morhua (Actinopterygii: Gadiformes: Gadidae), in the Gotland Basin: Causes of annual variability

• Published in: Acta Ichthyologica et Piscatoria
• Main Authors: M. Plikshs, H. Hinrichsen H., D. Elferts, I. Sics, G. Kornilovs, F.W. Köster
• Format: Article in Journal/Newspaper
• Language: English
• Published: Pensoft Publishers 2015
• Subjects: fish; Baltic Sea; eastern Baltic cod; recruitment; Aquaculture. Fisheries. Angling; SH1-691; Gotland Basin; Gadus morhua
• Online Access: https://doi.org/10.3750/AIP2015.45.3.04; https://doaj.org/article/c95689e9ab214e8f805067ed32f92bc2

Background. The Gotland Basin spawning ground is one of three main spawning areas of Baltic cod, Gadus morhua Linnaeus, 1758. The threshold water parameters for cod development are the salinity exceeding 11‰ and the oxygen level above 2 mL· L–1. Such conditions are only present when the 11‰ isohalin...