Wong and Zohar developing method to produce sterile fish Feb 01, 2019 Wong (right) and Zohar observe rockfish in a tank at the Aquaculture Research Center at IMET. Photo by Gary Jones. UMBC-IMET faculty Ten-Tsao Wong and Yonathan Zohar are researching ways to produce sterile fish for aquaculture. Why is that important? Read all about how and why they're doing this in UMBC News.