Sea lice (lepeophtheirus salmonis) are a type of ectoparasite that hosts on Atlantic salmon (Salmo salar), weakening the fish and slowing its growth rate. In addition to the direct loses associated with reduced fish growth, sea lice also cause significant economic losses to salmon industries in Norway due to the...
This study was conducted to assess the economic consequences gained from disease-affected extensive shrimp farming by three major farm ownerships: individual, group and outside respectively. Key data for cost and returns were collected using a questionnaire survey between June and August 2002 from southwest Bangladesh. Profitability of operations was affected...
Low yields caused by viral diseases and their financial consequences are the most important risks jeopardizing commercial shrimp culture in Mexico. Hence, farmers are continuously testing different production strategies to keep their operations into profitable margins. An optimization model was designed based on a farm's (139 ha) database (2001-2005) to...