海水溫度上升令水中的氧氣量下降； 如沒有足夠的氧氣，珊瑚魚的大腦功能會下降，使牠們變得健忘、壓力增加、失去學習能力，更影響牠們的決策。 做出正確的決定對於牠們的生存非常重要，因為牠們棲息在一個複雜多變的環境中。

Warmer temperature means less oxygen in the water; without enough oxygen, reef fish’s brain function dropped, making them forgetful, stressful, losing ability to learn as well as affecting their decision making. Making right decisions are very important for their survival because they live in a complex and constantly changing environments.

https://www.nytimes.com/2023/08/23/climate/ocean-warming-fish.html