Physidae
Physidae is a family of air-breathing freshwater snails within the superfamily Lymnaeoidea, commonly known as bladder snails. They are aquatic pulmonate gastropods that occupy a range of freshwater habitats.
Morphology and identification: Members of Physidae typically have small to medium-sized, elongated shells that coil sinistrally
Distribution and habitat: Physidae have a cosmopolitan distribution and are found in still or slow-moving waters
Ecology and life history: These snails feed mainly on algae and organic material deposited on submerged surfaces.
Taxonomy and genera: The family includes several genera, notably Physa, Physella, and Aplexa. Taxonomic revisions have
Significance: Physidae species are common in freshwater ecosystems and can become abundant in favorable conditions, sometimes