BigelowBalchGNATS (IMAGE) Bigelow Laboratory for Ocean Sciences Caption Bigelow Laboratory Senior Research Scientist William Balch examines ocean color in the Gulf of Maine. Using data collected over the last two decades, Balch recently published new findings on how the body of water has rapidly and substantially changed during that time. Credit Bigelow Laboratory Usage Restrictions Fair use. Credit. License Original content 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.