好專業的名詞,google HLLE裡面有找到很多改善方向,非常感謝您提供這個訊息看起來像是側線侵蝕(HLLE), 造成的原因還沒辦法確定,被認為最有可能的原因是營養不均衡或缺乏維生素,另一個原因是使用活性碳
Captive-Bred Yellow Tangs - showing HLLE? - CORAL Magazine
I've seen photographs of wild Black Tangs, taken with flash photography, where they show what looks like classic HLLE lesions, but which is simply due to the camera flash.www.reef2rainforest.com