- Case #1 : Green water, filamentous algae, yellowish blocks, mosses - Case #2 : Fast silting up, black and swill sludge, putrid smell - Case #3 : Rushes and reeds invasion on a tail-end’s pond - Case #4 : Acid water, nothing is growing, no reproduction - Case #5 : Pleasure ponds and aquariums eutrophisation - Case #6 : Nitrate, nitrite and/or ammonium high rates - Case #7 : Brushwoods, brambles, nettles, shrubs invasion on the banks - Case #8 : Troubles due to mosquitos presence |