116
people found this helpful, as of 2023
ranked #236,113 most helpful
out of 571,544,897 reviews
★☆☆☆☆
Dead fish :(
Well, my pond is a little clearer. And my fish are a lot deader.
Sprinkled a few tablespoons in my 600-gal pond. 2 days later the water is maybe slightly clearer, but three of seven goldfish that have been living happily for over a year are definitely dead. Not happy.
the product in question
API POND-ZYME SLUDGE DESTROYER Pond Cleaner With Natural Pond Bacteria And Barley, 1-Pound Container
4.3★ · 3,584 ratings, as of 2023