Review of Spanish Discard information of megrim (Lepidorhombus whiffiagonis) in ICES Sub-areas VI , VII and Div. VIIIabd
2005
Pérez-Contreras, María Nélida | Santurtún, Marina | Bruno, Isabel | Ruiz, Jon
Trawlers Spanish discards obtained on board commercial vessels in Sub-areas VI and VII in 1988, 1989, 1994, 1999-200-2004 are present to: 1. Validate the discard estimation of megrim onboard comparing length distribution of retained fish on board with landed fishes. 2. Compare estimation megrim discarded following two methodologies: primary sampling unit as hauls or as fishing trips. Examine possible modification on discards estimations in years where results obtained by different methods were relevant. 3. Analyse possible differences in discard patter along the sampled period
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