A preliminary study of a shoal of ten flesh-and-blood sticklebacks shows that they do indeed mingle with therobot.

对一个有十条鲜活的棘鱼鱼群的初步研究显示，他们确实和那条机器鱼混在了一起。

youdao

So it is a comparatively simple step from locating the sea bottom to locating a shoal of fish.

所以相比较测量海底，定位鱼群是类似的步骤。

youdao

A birdwatcher can never fly with a flock of migrating birds, but a diver can loiter in a shoal of fish.

因为即便是观鸟者也无法与鸟儿一同飞翔，但潜水者却可以和鱼儿共同在水中畅游。

youdao

His job was to shout when he spotted a shoal of fish enter the cove, so the team below could trap and catch it.

BBC: Oman��s sleepy Musandam Peninsula

The waters off North Carolina's coast, for a host of environmental factors including sharp winds, shifting currents, hurricanes and a large shoal off shore, make it particularly dangerous for shipping.

WSJ: Heavy Seas Claim Replica of HMS Bounty