Barbs Are energetic fish that faculty in groups of at least 5 and can't be held with sluggish or weak tank mates as they may be very reckless. The ecu sea sturgeon is a species of fish found in the waters of Europe and Asia. It’s detailed as critically endangered, https://aquariumsetonline.blogspot.com/2025/03/what-are-steps-for-routine-maintenance.html