How much you can expect to spend on an aquarium decoration. Basic ornaments and fake plants cost less than $10, while large and elaborate ornaments and treated driftwood can cost as much as $50-$100.

Pet stores stock both fake and live aquarium plants; it’s up to you to weigh the pros and cons to choose the best option for your fish, aquarium, and lifestyles.

Detroit's Belle Isle Aquarium is getting a little help from its friends in Washington, D.C. The National Aquarium closed late last year after more than 100 years.

But acid etching can leave a toxic residue, making this manufactured gem, used in jewelry and decor, a potential problem. One threat: Adding fake sea glass to your fish’s aquarium could ...