Set this skull on some dark substrate and watch it almost jump out of your tank! Life-Like Human Skull Aquarium Ornaments: Pirate Skull with Bandana This is a great looking ornament that is more like a cave than a skull, but it still fits into the theme of this list.

Let’s say you want to give your next house guest that subtle threat….Sleeping with the fishes (Godfather anyone?) If Daenerys is a hero of yours, why not pay tribute to the mother of dragons with this very cool Dragon skull. Try out this Dinosaur skull in your son’s tank, what little boy doesn’t love T-Rex? Small Triceratops Skull

Here Are My Favorite Aquarium Skull Ornaments For A Scary Tank

The teeth/horns/scales are very well-defined, and the little red jewel eyes have quite a shimmer. Crocodile Skull This Croc Skull features a mouth full of sharp teeth that will add a rugged coolness to your aquarium. But be careful the teeth might be too sharp for some delicate fish like a Betta.

This nicely detailed human skull from Blue Ribbon is a great addition to any tank. This is the mini version, so it fits nicely into tanks smaller than 20 gallons. If you have a bigger tank, try one of the large skulls noted above. I even added some videos and some images of complete setups, using these skulls so you can get some great set up ideas for your next aquascape. Anyways, when I initially first started looking for the perfect skull ornament I had no idea there were so many variations like;

This Skull will add a great touch of color to your tank (if that’s your thing) the orange flames on this skull look like it belongs on the Sons-Of-Anarchy. Skulls are one of the those things that can make anyone feel a little uncomforatble. They can add a little mystery, danger or even make you afraid to even look at your fish tank. One weird thing you’ll notice is the front teeth? I don’t think I’ve ever seen a crocodile with teeh like that, this is more like a vampire croc! Skeleton Fish Tank Decorations: This great looking skull is called the Grazer, however I thought it would make more sense to call it the “Gazer” The way the shining red eyes look right through you.

Add some marimo mosss balls and your Betta will really love it. Crocodile, Dinosaur & Dragon Skull Fish Tank Ornaments: Dinosaur SkullFurther Reading: Liven up your aquarium with some great fish tank decorations. Find the latest fish tank decor ideas. Let’s say you have a Betta tank and want to make your little Brad Pitt as hardcore as possible. This skull cave will help achieve that! It will also give him a nice low flow are to chill in when he wanted to relax. It’s a beautiful skull ornament and provides a great hiding spot for small fish. Large Flaming Skull Decoration By Penn-Plaxx