All the lagoons join when the lake is high and fish must retreat to their stream refuges or die.

当水位较高时，所有的泻湖就会连接起来，鱼就必须退回它们的溪流避难所，否则就会死掉。

youdao

The fish tend to cannibalise when young or die in shipping, so anyone who starts a farm needs cash, patience and a stomach for risk.

幼鱼往往互相蚕食或者在运输过程中死亡，所以无论谁想经营人工养殖场，他都需要大笔资金，耐心和应对风险的能力。

youdao

He said: "One day, I was sitting there waiting for a fish to eat my bait for hours and was starving. "Suddenly, I realised fish don't die from eating worms so I shouldn't either.

当时，查安塔正在老家村子里钓鱼，“我坐着等了几个小时，但鱼儿都不来吃饵，我开始饿了，”他回忆道，“突然间，我想到既然鱼儿吃蚯蚓都不会死，那我吃蚯蚓也一样没事的。

youdao

Many of the animals die when people harvesting other kinds of fish pull in sharks by accident.

VOA: special.2009.06.16

Many of the fish die while being transported.

VOA: special.2010.08.10

Fish and other organisms die.

VOA: special.2009.07.28

Run-off water from the fire-fighting operation reduced oxygen levels in the canal, causing the fish to die.

BBC: Fire-hit Erewash canal set to be restocked with fish

Mr. Dohlin realized that 300 to 500 freshwater koi fish would die when the saltwater surge flooded their pond.

WSJ: Getting Back In the Swim After Sandy

If the lakes dry up, he explains, the fish will die.

NPR: Young Alaskan Sees Changing Way of Life