Saltwater fish offer some of the most colorful, unique, and rewarding species in the aquarium hobby. From peaceful reef-safe fish to show-stopping centerpieces, there’s a saltwater species for every level of aquarist. Whether you’re starting a FOWLR (fish-only with live rock) tank or planning a full reef setup, this page brings together care guides, tank mate suggestions, and helpful advice to keep your marine fish healthy and thriving.
Orange Shoulder Tang Care Guide
If there’s one tang that deserves more love than it gets, it’s the Orange Shoulder…
Mimic Tang Care Guide
If fish had Halloween costumes, the Mimic Tang (Acanthurus pyroferus) would win “Best Dressed” every…
Neon Goby Care Guide
If fish had job titles, the Neon Goby (Elacatinus oceanops) would be “Head of Cleaning…
Diamond Goby Care Guide
If your aquarium sand bed looks like it’s been through a mini sandstorm, you might…
Bicolor Blenny Care Guide
If fish had personalities, the Bicolor Blenny (Ecsenius bicolor) would be that one friend who…
Blue Devil Damselfish Care Guide
If you’ve ever seen a Blue Devil Damselfish (Chrysiptera cyanea), you probably thought, “Wow, that’s…
Red Coris Wrasse Care Guide: Tank Size, Feeding, and Growth
The Red Coris Wrasse (Coris gaimard) is one of the most striking saltwater fish you’ll…
Ocellaris Clownfish Care Guide: Tank Setup, Diet, and Breeding
Few saltwater fish are as iconic as the Ocellaris Clownfish. Thanks to their bright orange…
Clown Goby Care Guide: Tank Setup, Feeding, and Behavior
If you’ve ever wanted a small saltwater fish that doesn’t require a huge tank but…
Firefish Goby Care: Tank Setup, Feeding, and Tank Mates
The Firefish Goby (Nemateleotris magnifica) has earned its place as one of the most beloved…
Domino Damsel Care Guide: Tank Setup, Diet, Behavior & Tank Mates
The Domino Damsel (Dascyllus trimaculatus), also called the Three-Spot Damsel, is a striking saltwater fish…
Flame Hawkfish Care Guide: Feeding, Compatibility, Tank Tips & Behavior
If you’re looking for a reef-safe fish with a bold attitude and a splash of…
Dog Face Puffer Fish Care Guide: Size, Tank, Food & Compatibility
The Dog Face Puffer (Arothron nigropunctatus) is one of the most charming saltwater fish you…
Longnose Hawkfish Care: Diet, Mates, Tank and Breeding
Longnose Hawkfish are hardy saltwater fish known for their long snouts and perch-like behavior. They…
Chalk Bass Care Guide: Diet, Tank Size, Mates & Breeding Tips
The Chalk Bass (Serranus tortugarum) is a small, colorful fish that has won the hearts…
Christmas Wrasse 101: Care, Diet, Tank Mates, Jumping Risk & More
The Christmas Wrasse (Halichoeres claudia) is a stunning saltwater fish that brings festive flair to…
Bicolor Angelfish 101: Diet, Tank Mates & Reef Safety Guide
The Bicolor Angelfish (Centropyge bicolor) is a vibrant and captivating saltwater fish, instantly recognizable by…
Copperband Butterflyfish 101: Feeding, Lifespan, and Tank Tips
The Copperband Butterflyfish (Chelmon rostratus) is one of the most graceful and eye-catching fish in…
Fairy Wrasse Care: Feeding, Mates & Reef Guide
Fairy Wrasses (Cirrhilabrus spp.) are among the most eye-catching and peaceful saltwater fish you can…
Purple Firefish 101: Care, Diet, Tank Mates & Reef Safety
The Purple Firefish (Nemateleotris decora) is one of the most stunning yet underrated additions to…
Foxface Rabbitfish 101: Feeding, Tank Mates, Venom & More
The Foxface Rabbitfish (Siganus vulpinus) is one of the most useful and visually striking additions…
Emperor Angelfish 101: Care, Lifespan, Facts & More
The Emperor Angelfish (Pomacanthus imperator) is one of the most stunning marine species in the…
Royal Gramma 101: Care, Compatibility, Lifespan & More
The Royal Gramma (Gramma loreto) is one of the most popular choices for saltwater aquarium…