ELI5: Explain Like I'm 5

Trawlers of the Royal Navy

Okay kiddo, so a trawler is a big boat that's used for catching fish. The Royal Navy is like a special club for people who want to serve their country by being in the military.

Now, sometimes the Royal Navy needs to catch fish too, but not for eating – it's actually for finding out what's going on underwater. That's where the trawlers come in.

The trawlers used by the Royal Navy are really cool because they have special equipment on board that helps them find out information about the ocean, like how deep it is, what the bottom looks like, and even if there are any enemy submarines lurking around.

The men and women who work on these trawlers are really skilled and they have to train for a long time to be good at finding out all this important information.

So basically, the trawlers of the Royal Navy are big boats that use special equipment to help the Navy know what's going on in the ocean. It's pretty amazing when you think about it, huh?