through sloan bastar works for peru's him are paid marine institute. here in their product goes national reserve he examines the influence of them bold current on plant and animal life divers need to don think with suits to go exploring underwater here and his work is not made easier by the strong current. the upwelling zones in their own boat current bring an abundance of nutrients to the surface in the process supplying food for fish and marine mammals the current is an ideal environment for algae. farm about a bit off for most of the algae growing in this region that has adapted extremely well to the cold environment. let me think. about the what should be algae constitute a very important component of the overall biological cycle and that. a lot of organisms feed off that. so we're trying to get healthy algae population you also find a high diversity of other species. that biodiversity in and along the current has made peruse coastal waters one of the world's richest sources of fish. for centuries the country offer a hugely lucrative grounds for fi