aquatic (by 2 people)

self-purification (by 2 people)

water (by 2 people)

water quality (by 2 people)

biological community (by 1 person)

biota (by 1 person)

concluding remarks (by 1 person)

current conceptualizations (by 1 person)

ecological (by 1 person)

ecology (by 1 person)

ecosystem (by 1 person)

ecosystems (by 1 person)

improving (by 1 person)

multifunctional role (by 1 person)

organisms (by 1 person)

polyfunctional (by 1 person)

processes leading to water purification (by 1 person)

role of biodiversity (by 1 person)