Sentences with phrase «more predatory fish»

Not exact matches

Triassic Neopterygii primarily developed small species while the majority of the more basal ray - fins produced large predatory fish.

This is the story of one of the winners, a small, shell - crushing predatory fish called Fouldenia, which first appears in the fossil record a mere 11 million years after an extinction that wiped out more than 90 percent of the planet's vertebrate species.

«Predatory fish have more difficulty catching larger prey with spiny fins and have problems swallowing them.

(However, with the concerns about methyl mercury in fish experts recommend you limit your exposure to large, predatory fish to no more than 7 oz a week - less if you are pregnant or a child.)

The coal industry downplays the serious threat of mercury in our food chain (particularly in predatory ocean fish like swordfish and tuna), by saying that there's more «naturally - occurring» mercury in our oceans and rivers so their mercury emissions couldn't possibly be harming Americans.