0:00:00.009,0:00:03.589 Biodiversity is the life all around us. Big and small. 0:00:03.599,0:00:05.320 We are here on the banks of the Sequatchie River, 0:00:05.780,0:00:10.949 which is a really diverse river here in the Southeast U.S, 0:00:11.100,0:00:14.670 which is just an underwater rainforest of aquatic life. 0:00:14.680,0:00:21.229 We have fishes, snails, mussels, crawdads, all different kinds of biodiversity. 0:00:21.510,0:00:25.250 The reason freshwater has so many types is there's just a 0:00:25.260,0:00:30.299 wide range of freshwater habitats from big rivers to mountain streams, 0:00:30.309,0:00:33.439 springs, caves, everything in between. 0:00:35.599,0:00:39.040 Why should we care about this amazing aquatic 0:00:39.049,0:00:41.819 biodiversity we have in the southeastern United States? 0:00:42.119,0:00:44.139 We're humans, we need water. 0:00:44.560,0:00:48.000 The aquatic ecosystem helps clean our water. 0:00:48.009,0:00:50.619 Every species is of brick in that foundation. 0:00:51.215,0:00:53.705 When we lose species, we lose those bricks. 0:00:53.715,0:00:56.125 Now we have to pay more for drinking water. 0:00:56.165,0:00:59.904 We can't go swimming and we can't eat the fish we catch. 0:01:00.084,0:01:03.825 So, keeping all these little critters and these rivers around 0:01:04.044,0:01:05.815 helps them and it helps us.