Freshwater Sand and gravel in combination? / How much sand is required? Hello, Concerning "sand and gravel":a small sand zone is not of much use, and the sand would literally sink into the gravel within shortest time. Also, the Coolie loaches require a... Show complete answer
Freshwater Are clam and snail shells harmful in an aquarium? Hello, there are no objections (except that it may appear optically unnatural, but this is a mere question of taste and does not bother the fish), provided the shells are free from... Show complete answer
Freshwater Does a power outage cause harm? Hello, damages are not likely in case of short power outages up to approximately one hour. In case of longer outages (considerably over an hour) it is advisable to pull the filter... Show complete answer
Pond Freshwater Technical equipment Does a UVC clarifier harm useful bacteria? Hello, all bacteria dwelling in open water and thus being carried past the UV light will be killed. Therefore, filter bacteria are usually not affected since they settle in the... Show complete answer
Freshwater Diseases Does sera omnipur S harm the beneficial bacteria in the filter system? Hello, the filter performance may decrease by a few percent, but not very strongly. Therefore it is recommended to top up filter bacteria with sera bio nitrivec after the disease... Show complete answer
Terrarium Fish Can I keep terrapins and fish together? Hello, this is not a good idea for several reasons: Terrapins grow very large [for instance, the popular Red-Eared Sliders grow to 25 - 30 cm (9.8 - 11.8 in.) length]. The... Show complete answer