Category: Saltwater

Essential Guide to Choosing the Best Saltwater Aquarium Fish for Your Tank

Saltwater aquarium fish offer an enchanting glimpse into an underwater universe filled with vibrant colors and diverse species. For those interested in marine life, setting up a saltwater aquarium can be a rewarding and educational experience. Unlike freshwater aquariums, saltwater tanks boast a much broader variety of fish, invertebrates, and corals. The aesthetic appeal of …

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Scopas Tang

The Scopas Tang (Zebrasoma scopas) may not have the neon-yellow brilliance of a Yellow Tang or the electric blue of a Blue Tang, but look closely and this understated surgeonfish reveals an intricate beauty all its own. Its brown-to-olive body is covered in delicate blue-green lines and dots, while its tall, disk-shaped profile gives it …

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Chromis

Colorful, active, and usually far more peaceful than many of their damselfish relatives, Chromis are among the most familiar small fish on coral reefs and in saltwater aquariums. The best-known aquarium species is the Blue-Green Chromis (Chromis viridis), whose shimmering turquoise-green body can seem to change color as it moves through reef lighting. Other Chromis …

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Red Sea Sailfin Tang

With enormous sail-like fins, intricate stripes, orange spotting, and a commanding presence, the Red Sea Sailfin Tang (Zebrasoma desjardinii) is one of the most spectacular surgeonfish available to marine aquarists. Also known as the Desjardini Sailfin Tang, Desjardin’s Sailfin Tang, or Indian Ocean Sailfin Tang, this species can grow surprisingly large. When its tall dorsal …

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Pearlscale Butterflyfish

With its pearly white body, delicate black crosshatching, orange-yellow tail, and unmistakable butterflyfish profile, the Pearlscale Butterflyfish (Chaetodon xanthurus) is one of the most elegant marine fish available to saltwater aquarists. Also known as the Yellow-Tailed Butterflyfish, Crosshatch Butterflyfish, or Philippine Chevron Butterflyfish, this species comes from coral-rich waters of the western Pacific. Its graceful …

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Bicolor Blenny

With its curious expression, habit of peeking from holes in the rockwork, and unmistakable two-tone coloration, the Bicolor Blenny (Ecsenius bicolor) is one of the most personable small fish available for a saltwater aquarium. The classic color form is almost exactly what the name suggests: the front half of the fish is dark blue, purple-brown, …

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Orchid Dottyback

Few small saltwater fish deliver as much color as the Orchid Dottyback (Pseudochromis fridmani). Its body glows in shades of violet, magenta, and electric purple, accented by a thin black stripe running through the eye. At only a few inches long, it can add an extraordinary splash of color to a reef aquarium without requiring …

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Copperband Butterflyfish

With its long, delicate snout, gleaming silver-white body, and bold copper-orange bands, the Copperband Butterflyfish (Chelmon rostratus) is one of the most distinctive fish in the saltwater aquarium hobby. Its appearance is unmistakable. A dark band passes through the eye, several orange vertical bars cross the body, and a large black false eyespot near the …

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Seahorse

Few marine animals are as instantly recognizable—or as unusual—as the seahorse. With an upright body, horse-like head, curled prehensile tail, independently moving eyes, and tiny fins that seem almost impossibly delicate, seahorses look unlike nearly every other fish in the ocean. And they are fish. Seahorses belong to the genus Hippocampus in the family Syngnathidae, …

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Pufferfish

Round bodies, enormous eyes, tiny fluttering fins, beak-like teeth, and an almost comically curious expression make pufferfish some of the most recognizable fish in the aquarium hobby. Then there is the feature everyone knows: They puff. When seriously threatened, a pufferfish can rapidly swallow water and expand its body, making itself much larger and more …

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