Final answer:
Dermatophytic skin infections, such as athlete's foot and ringworm, can be easily spread in public areas like swimming pools and locker rooms. These infections are caused by fungi called dermatophytes and are commonly transferred through contact with infected individuals or contaminated objects.
Step-by-step explanation:
A contagious fungal infection that can be easily spread in public areas like swimming pools and locker rooms is called dermatophytic skin infections. These infections include athlete's foot, ringworm, and jock itch. Dermatophytes, which are fungi that cause these infections, can be transferred through contact with infected humans, animals, or contaminated objects like shoes and shower floors. They thrive in moist, dark environments, making communal showers and sweaty shoes breeding grounds for fungal growth and transmission.