Tidal forests, also known as mangrove forests, are a unique type of coastal ecosystem that are found in the intertidal zones of tropical and subtropical regions. These forests are characterized by the presence of mangrove trees, which are specially adapted to survive in the harsh and dynamic conditions of coastal areas.

Mangrove forests are commonly found along sheltered coastlines, estuaries, river deltas, and lagoons. They are particularly abundant in areas with high tidal ranges and where freshwater mixes with saltwater. Some of the notable regions with extensive mangrove forests include the Sundarbans in Bangladesh and India, the Everglades in Florida, and the Amazon River estuary in Brazil.

The term "tidal forest" is often used interchangeably with "mangrove forest" because mangrove trees are the dominant vegetation in these ecosystems. However, it is important to note that not all tidal forests are composed solely of mangroves. In some cases, other types of vegetation, such as saltmarsh grasses and shrubs, may also be present.

The distinctive features of tidal forests include:

1. Mangrove Trees: Mangroves are specially adapted trees that can tolerate high levels of salt and survive in waterlogged conditions. They have unique root systems called "pneumatophores" that allow them to obtain oxygen from the air, even in waterlogged soils.

2. Biodiversity: Tidal forests support a rich diversity of plant and animal species. They serve as important habitats for various aquatic and terrestrial organisms, including fish, birds, reptiles, and invertebrates. Many species of migratory birds also rely on tidal forests as stopover sites during their long-distance journeys.

3. Ecosystem Services: Tidal forests provide a range of valuable ecosystem services. They act as natural buffers against storms, protecting coastal communities from wave erosion and storm surges. They also help improve water quality by filtering pollutants and trapping sediments. Additionally, tidal forests serve as carbon sinks, storing significant amounts of carbon dioxide and helping mitigate climate change.

In conclusion, the term "tidal forest" refers to mangrove forests, which are coastal ecosystems characterized by the presence of mangrove trees. These forests play a crucial role in supporting biodiversity, providing ecosystem services, and protecting coastal areas from erosion and storm damage.