Mine must have all died. I�ve tried everything with zero success. Maybe it is time to try something else.. WE might be the answer. If I can find some. After my explosion of HBG, I�m a little leery about adding anything.
12 yr old pond, 1 ac, 15' deep. RES, YP, GS, FHM (no longer), HBG (decreasing), SMB, and HSB (only two have been seen in 5 yrs) I think that's about all I should put in my little pond. Otter attack in 2023.