Cook Inlet Beluga Whales in Turbid Water (IMAGE) University of Washington Caption Cook Inlet beluga mother and calf in turbid, or cloudy, waters. Credit Paul Wade/NOAA Fisheries Usage Restrictions No restrictions. License Public Domain Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.