Impact of Removing Dietary Supplementation on Serum Nutrient Concentrations in a Managed Population of Southern Stingray (Dasyatis americana)

The Walt Disney Company manages two distinct populations of female southern stingrays (Dasyatis americana) at The Seas, Orlando, FL, and at Castaway Cay, Bahamas. Stingrays are housed in artificial (Orlando) or natural (Bahamas) seawater.  We previously reported significant differences between these two populations based on eight years of routinely collected serum data.1 The aim of this study was to assess...