Best Peaceful

Similar to guppies, Platies are livebearers known for their hardiness and ease of care. They come in a variety of colors and patterns, adding visual interest to any aquarium. Platies are peaceful and...

White Cloud Mountain Minnows are a great option for beginners who prefer cooler water temperatures (60-72°F). These hardy fish are peaceful and thrive in schools. They are relatively small, reaching a...

Corydoras catfish are peaceful bottom-dwellers that help keep the tank clean by scavenging for leftover food. Bronze and Panda Corydoras are particularly popular for beginners due to their hardiness a...

Harlequin Rasboras are peaceful and attractive schooling fish that are relatively easy to care for. They have a distinctive black wedge shape on their bodies, making them visually appealing. They pref...

Bristlenose Plecos are popular algae eaters that can help keep a tank clean. They are peaceful and get along well with other community fish. They require a tank of at least 20 gallons and prefer tempe...

Azusa, a disillusioned office worker, dies and reincarnates as an orc in a fantasy world. She spends 30,000 years peacefully farming and raising slimes, but is suddenly forced to confront a looming cr...

Swordtails are livebearers known for their elongated lower fins that resemble a sword. They are relatively hardy and easy to care for, but can be prone to breeding. Males are more colorful than female...

After falling asleep while playing an online game, a man wakes up and finds himself transported to that game's world as his in-game character, Arc. He wastes no time adjusting to his new environment,...

Kuhli Loaches are unique-looking, eel-like fish that are peaceful and thrive in groups. They are bottom-dwellers and help keep the tank clean by scavenging for leftover food. They prefer a sandy subst...

Aria is a gentle and optimistic manga set on a terraformed Mars, now known as Aqua. The story follows a young woman who becomes an undine ( gondolier) and explores the beauty and tranquility of her ne...

Paradise Fish are known for their vibrant colors and labyrinth organ, which allows them to breathe air from the surface. They are relatively peaceful but can be territorial, especially males. They pre...

Cherry Barbs are peaceful and attractive schooling fish that are relatively easy to care for. Males develop bright red coloration during breeding season. They prefer temperatures between 72-78°F and a...

Scarlet Tetras are beautiful, vibrant fish that add a splash of color to any aquarium. They are peaceful and thrive in schools of 6 or more. They are slightly more sensitive to water quality than some...

Hotaru Ichijou's lifestyle completely changes when she leaves Tokyo and moves with her family to the isolated Asahigaoka village. Her new school has only five students including herself, all sharing a...

Opaline Tetras are known for their unique, iridescent appearance. They are peaceful and thrive in schools of 6 or more. They are relatively sensitive to water quality and require a well-established ta...

Gold Dust Tetras are a relatively uncommon tetra species known for their shimmering, golden coloration. They are peaceful and thrive in schools of 6 or more. They are somewhat sensitive to water quali...