Bait ball

A bait ball, or baitball, occurs when small fish swarm in a tightly packed spherical formation about a common centre. It is a last-ditch defensive measure adopted by small schooling fish when they are threatened by predators. Small schooling fish are eaten by many types of predators, and for this reason they are called bait fish or forage fish.

单词	Bait ball
释义	Bait ball 原声例句动物逻辑学 These fish, sensing predators in the area, have formed what's called a bait ball. 这些鱼感知到该地区的捕食者，形成了所谓的诱饵球。动物逻辑学 The seals dive through the bait ball, mouth wide open, scooping as much as possible. 海豹从诱饵球中潜入，张大嘴，尽可能多地舀食。动物逻辑学 " they also have the cutest little ears... true seals don't have those either" (00: 02) While charging through bait balls is an easy way for them to fish, they spend a lot of their time hunting in kelp forests. “它们还有最可爱的小耳朵… … 真正的海豹也没有这些”(00: 02) 虽然通过诱饵球冲锋对它们来说是一种简单的捕鱼方式，但它们大部分时间都在海带森林中狩猎。电台实验室 When you see the writhing sequined mass of a bait ball, meaning a school of fish that swims tightly in a globe, you know they will be picked off by whatever larger thing has caused them to swim so close together. 当你看到一团扭动着亮片的诱饵球时，这意味着一群鱼在一个球体中紧密地游动，你就知道它们会被任何更大的东西导致它们游得如此之近而被捕获。英语百科 Bait ball A bait ball, or baitball, occurs when small fish swarm in a tightly packed spherical formation about a common centre. It is a last-ditch defensive measure adopted by small schooling fish when they are threatened by predators. Small schooling fish are eaten by many types of predators, and for this reason they are called bait fish or forage fish.
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