sea-floor

For this species, it is simply a matter of where a larvahappens to randomly fall on the sea floor.If a larva lands on the open sea floor, then it will become a female.

alongside huge fishes with arm bones in their fins.Crab-like fishes scuttled across the sea floor.The few ray-fin relatives of salmon and tuna

And we can then combine that with other types of data,like, for example, how deep the sea floor is.And combining all of this information,

that may stretch for 50 miles or more.Industrial trawlers and draggers are scraping the sea floorlike bulldozers, taking everything in their path.

the things that live in the deep ocean.And eventually, the deep sea floor would come into view.This type of habitat covers more of the Earth's surface