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Taxonomy Archive

Bottom-Dweller Fish Care Guides & Tips

Explore bottom-dwelling aquarium species profiles: catfish, loaches, gobies, and clean-up crews with adult sizes, tank minimums, and substrate requirements.

Profiles 67
Beginner 28
Peaceful 45
Banjo Catfish Min 20 Gal
intermediate Care Freshwater

Banjo Catfish

Bunocephalus coracoideus

Temperament: peaceful

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Bolivian Ram Min 20 Gal
beginner Care Freshwater

Bolivian Ram

Mikrogeophagus altispinosus

Temperament: peaceful

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Clown Loach Min 125 Gal
advanced Care Freshwater

Clown Loach

Chromobotia macracanthus

Temperament: peaceful

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Diamond Goby Min 40 Gal
intermediate Care Saltwater

Diamond Goby

Valenciennea puellaris

Temperament: peaceful

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Dojo Loach Min 40 Gal
beginner Care Freshwater

Dojo Loach

Misgurnus anguillicaudatus

Temperament: peaceful

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Elephant Nose Fish Min 55 Gal
advanced Care Freshwater

Elephant Nose Fish

Gnathonemus petersii

Temperament: Peaceful with other species, but territorial with its own kind

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Farlowella Min 20 Gal
intermediate Care Freshwater

Farlowella

Farlowella vittata

Temperament: peaceful

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Flying Fox Min 30 Gal
intermediate Care Freshwater

Flying Fox

Epalzeorhynchos kalopterus

Temperament: semi-aggressive

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Garra Rufa Min 30 Gal
intermediate Care Freshwater

Garra Rufa

Garra rufa

Temperament: semi-aggressive

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Green Terror Min 55 Gal
intermediate Care Freshwater

Green Terror

Andinoacara rivulatus

Temperament: semi-aggressive

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Neon Goby Min 10 Gal
beginner Care Saltwater

Neon Goby

Elacatinus oceanops

Temperament: peaceful

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Oscar Min 75 Gal
advanced Care Freshwater

Oscar

Astronotus ocellatus

Temperament: aggressive

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Panda Garra Min 20 Gal
beginner Care Freshwater

Panda Garra

Garra flavatra

Temperament: semi-aggressive

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Purple Firefish Min 20 Gal
beginner Care Saltwater

Purple Firefish

Nemateleotris decora

Temperament: peaceful (toward other species); intraspecifically aggressive

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Rainbow Shark Min 55 Gal
intermediate Care Freshwater

Rainbow Shark

Epalzeorhynchos frenatum

Temperament: semi-aggressive

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Rope Fish Min 55 Gal
intermediate Care Freshwater

Rope Fish

Erpetoichthys calabaricus

Temperament: peaceful

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Shell Dweller Min 10 Gal
intermediate Care Freshwater

Shell Dweller

Neolamprologus multifasciatus

Temperament: aggressive

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YoYo Loach Min 40 Gal
intermediate Care Freshwater

YoYo Loach

Botia almorhae

Temperament: peaceful

View Species Guide →

Planning a Bottom-Dweller Aquarium?

Validate water volume, calculate stocking density, and test bioload before introducing new species to your aquarium.

Tank Volume Calculator → Take Compatibility Quiz