Fragmentation is also important a. As land is chopped up, populations become isolated from other populations b. In this fashion, migratory pathways are lost and populations effectively become smaller 4. The most productive aquatic habitats are estuaries a. These are also most desirable for development 5.
Coral reefs are the most productive marine habitat a.
The next most important cause of biodiversity loss is exotic species 1. Some national forests have packs of wild dogs 2. It is particularly noticeable on islands to which they ve been introduced b. The overharvesting of biological resources 1. In the next decade or two, one was found every few years, but none have been found in the Black Hills since 1934 ii.