Changes in the distribution of sardine eggs and larvae off Portugal, 1985-2000

• Published in: Fisheries Oceanography
• Main Authors: Stratoudakis, Yorgos, Bernal, M., Borchers, David, Borges, María de Fátima, Cardador, F.
• Format: Article in Journal/Newspaper
• Language: unknown
• Published: 2003
• Subjects: Centro Oceanográfico de Cádiz; Pesquerías; Gam; Northeast Atlantic
• Online Access: http://hdl.handle.net/10508/7194; http://hdl.handle.net/10261/325357; https://doi.org/10.1046/j.1365-2419.2003.00222.x

Generalized additive models (GAMs) were fitted to sardine (Sardina pilchardus) egg distribution data from three daily egg production method surveys. The results showed that the area of egg cover off Portugal decreased significantly from 11 800 km2 in 1988 to 7000 km2 in 1997 and 7400 km2 in 1999. Th...