Single fish species serves as keystone nutrient recycler in streams in certain neotropical stream ecosystems
Tuesday, June 28, 2011 - 18:30
in Biology & Nature
Researchers have found that certain neotropical stream ecosystems rely almost entirely on a single fish species known as the banded tetra for the critical nutrient phosphorus. In a new paper, they explain why this particular species plays such a crucial role -- and why these stream systems are vulnerable as a result.