Try leaving it for a week or two and see what becomes of it. If it’s snail eggs then there’s no harm in letting them grow a little. Same if it’s coraline - just scrape it off the glass after you know what it is.
Try leaving it for a week or two and see what becomes of it. If it’s snail eggs then there’s no harm in letting them grow a little. Same if it’s coraline - just scrape it off the glass after you know what it is.