The lake bordered by four countries: Zambia, Tanzania, Malawi, and Mozambique is Lake Nyasa, also known as Lake Malawi. It is one of Africa's largest and deepest lakes, recognized for its biodiversity, particularly its variety of fish species. Lake Malawi is a vital resource for local communities, supporting fishing and tourism. The stunning landscapes surrounding the lake contribute to its allure, making it a popular destination for travelers interested in nature and wildlife.