. >> reporter: when christopher jones isn't teaching how to operate his boat, he's out picking up trash. he's been working for d.c. water for about eight years. jones is the captain of two new skimmer boats along the southwest waterfront. >> we pick up of wood, a lot of wood and just about anything. you may run into anything out here. >> reporter: d.c. water general manager george hawkins says removing the trash from the anascostia river is a lot. >> 350 tons a year. we're removing it all and getting it out so the river is cleaning for everybody who enjoys it. >> reporter: for brian meyer opening up a ckayak business, this is great for boater safety. >> a lot of times you can't see what is in the water. you can paddle into it and fall off. so getting the large debris is very important. >> reporter: tommy wells oversees the d.c. department of energy and environment. he wants more people to start enjoying the rivers. and what they have to offer. especially one aspect of the rivers. >> the catfish, in particular, are getting cleaner. and if by all means, take it home, filet it and put it o