Could It be just me? I'm also noticing You do not reply to opinions. 7/13/25: Just did an update yesterday, The problem remains there. If you'd like persons to observe the advertisements, you need to repair this so they're seen. Usefulness and attainable troubles of a biological filter (siporax) in https://aquariumaccessories.family.blog/2025/04/24/how-to-build-a-fish-pond-at-a-commercial-property/