For the first time in years, I found one a few days back on a outcropping of Zoa's.... In years past I had used HOT lemon juice, which worked OK
This time I had none in the fridge, so I resorted to a bit of Kalk. paste in a small tester syringe. Worked like a dream with no loss to the close by Zoas........ A little dab will do ya,
......
.Just like the old commercial for those old enough to remember that one.