Glandulocaudines occur in practically all major South American drainages.

There are small coastal valleys throughout along the major drainages within the Montara Mountain watershed.

There are five access roads entering the park, which were developed as mining and forestry roads along the major drainages.

Glaciers occupy the headwaters of major drainages.

Its major drainage is the Santa Maria River.

The cutthroat species has evolved through geographic isolation into many subspecies, each native to a different major drainage basin.

Despite this and the fact that the area needed major drainage, the site was accepted.

Three major drainages into the Colorado River enter in the Parker Valley region.

The Saline River is a major drainage in the county, and it feeds into the Ohio River.

Tiger salamanders, found in grassland and near major drainages, are the only salamander species known in Arizona.