vernal pool

noun

noun

Etymology From vernal (“occurring in spring”) + pool.

A temporary pool that occurs seasonally in places with poor drainage, often with the onset of spring rains.

The report Sliding toward Extinction indicated that 66%, or nearly 2.8 million acres (1,131,000 ha), of Central Valley vernal pools has been lost.1992, Allan A. Schoenherr, A Natural History of California, page 526:

Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.