hydrobiologies
/ˌhaɪdroʊbaɪˈɑlədʒiz/
noun
- Plural of hydrobiology; multiple branches or studies of life in water.
- The textbook compares the hydrobiologies of tropical and arctic regions.
- Different hydrobiologies focus on lakes, rivers, or coastal waters.
- The conference covered several hydrobiologies, from oceanography to limnology.