Although relatively expensive, mechanical aeration increases production. Asian-style paddlewheel aerators are widely used but are inefficient. Testing has led to more efficient designs that are now widely used in U.S. catfish and shrimp ponds.
Early Mortality Syndrome is a new disease that has been detected at shrimp farms in Asia. It appears within 30 days of stocking and causes symptoms that include lethargy; soft, darkened shells and mottling of the carapace.
A study evaluated Pacific white shrimp given plant protein-based diets with varied lipid content and soybean meal:soy protein concentrate ratios.