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Fish atlas

Curated cards for behavior, feeding, and compatibility.

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Marine

Easy

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Ruby fairy wrasse

Cirrhilabrus rubeus

Water temp22 - 27 °CpH Value8.1 - 8.4 pHKH8 - 12 dKHMinimum tank volume>= 150 LTank levelMiddle/BottomAdult size8 cm

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Marine

Advanced

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Ruby Red Dragonet

Synchiropus sycorax

Water temp22 - 25 °CpH Value8.1 - 8.4 pHKH8 - 12 dKHMinimum tank volume>= 100 LTank levelBottomAdult size5 cm

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Freshwater

Intermediate

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Ruby tetra

Axelrodia riesei

Water temp22 - 28 °CpH Value5 - 6.5 pHGH1 - 5 dGHKH1 - 2 dKHMinimum tank volume>= 40 LTank levelMiddle/BottomAdult size2 cm

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Freshwater

Advanced

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Rummy-nose Rasbora

Sawbwa resplendens

Water temp18 - 24 °CpH Value7 - 8 pHGH10 - 20 dGHKH5 - 10 dKHMinimum tank volume>= 30 LTank levelTop/MiddleAdult size3.5 cm

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Marine

Intermediate

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Rusty angelfish

Centropyge ferrugata

Water temp24 - 27 °CpH Value8.1 - 8.4 pHKH8 - 12 dKHMinimum tank volume>= 120 LTank levelMiddle/BottomAdult size10 cm

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Rusty Cichlid (Lavender Mbuna) (Iodotropheus sprengerae)

Freshwater

Intermediate

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Rusty Cichlid (Lavender Mbuna)

Iodotropheus sprengerae

Water temp24 - 28 °CpH Value7.8 - 8.6 pHGH10 - 25 dGHKH5 - 12 dKHMinimum tank volume>= 150 LTank levelAll levelsAdult size10 cm

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Sabrefin killifish (Terranatos dolichopterus)

Freshwater

Advanced

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Sabrefin killifish

Terranatos dolichopterus

Water temp21 - 26 °CpH Value6 - 6.5 pHGH0 - 7 dGHKH1 - 3 dKHMinimum tank volume>= 30 LTank levelMiddle/BottomAdult size4 cm

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Marine

Easy

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Saddle blenny

Ecsenius sellifer

Water temp23 - 27 °CpH Value8.1 - 8.4 pHKH8 - 12 dKHMinimum tank volume>= 60 LTank levelBottomAdult size5 cm

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Saddleback Butterflyfish (Chaetodon ephippium)

Marine

Advanced

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Saddleback Butterflyfish

Chaetodon ephippium

Water temp24 - 28 °CpH Value8.1 - 8.4 pHGH15 - 25 dGHKH8 - 12 dKHMinimum tank volume>= 600 LTank levelMiddle/BottomAdult size30 cm

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Saddleback Butterflyfish (Chaetodon falcula)

Marine

Intermediate

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Saddleback Butterflyfish

Chaetodon falcula

Water temp22 - 27 °CpH Value8.1 - 8.4 pHMinimum tank volume>= 350 LTank levelAll levelsAdult size20 cm

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Saddleback Clownfish (Amphiprion polymnus)

Marine

Intermediate

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Saddleback Clownfish

Amphiprion polymnus

Water temp23 - 27 °CpH Value8 - 8.5 pHKH8 - 12 dKHMinimum tank volume>= 120 LTank levelMiddle/BottomAdult size13 cm

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Freshwater

Advanced

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Saddled Bichir

Polypterus endlicherii

Water temp25 - 29 °CpH Value6.5 - 7.5 pHGH5 - 15 dGHKH2 - 7 dKHMinimum tank volume>= 500 LTank levelBottomAdult size60 cm

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Freshwater

Easy

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Saddled Cory

Corydoras ephippifer

Water temp22 - 26 °CpH Value6 - 7.2 pHGH2 - 12 dGHKH2 - 10 dKHMinimum tank volume>= 80 LTank levelBottomAdult size5.5 cm

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Marine

Intermediate

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Saddled goby

Pterogobius elapoides

Water temp18 - 24 °CpH Value8.1 - 8.4 pHKH8 - 12 dKHMinimum tank volume>= 200 LTank levelMiddle/BottomAdult size9 cm

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Marine

Easy

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Saher wrasse

Halichoeres binotopsis

Water temp22 - 27 °CpH Value8.1 - 8.4 pHMinimum tank volume>= 150 LTank levelMiddle/BottomAdult size9 cm

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Sailfin Dwarf Cichlid (Apistogramma velifera) (Apistogramma velifera)

Freshwater

Intermediate

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Sailfin Dwarf Cichlid (Apistogramma velifera)

Apistogramma velifera

Water temp22 - 29 °CpH Value5 - 7 pHGH1 - 10 dGHKH1 - 5 dKHMinimum tank volume>= 100 LTank levelMiddle/BottomAdult size6.5 cm

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FreshwaterBrackish

Intermediate

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Sailfin Molly

Poecilia latipinna

Water temp20 - 28 °CpH Value7.5 - 8.5 pHGH15 - 35 dGHKH7 - 17 dKHMinimum tank volume>= 120 LTank levelAll levelsAdult size12 cm

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Marine

Intermediate

Sailfin Tang

Zebrasoma veliferum

Water temp24 - 28 °CpH Value8.1 - 8.4 pHKH8 - 12 dKHMinimum tank volume>= 600 LTank levelAll levelsAdult size40 cm

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Freshwater

Expert

Sailfin Tetra

Crenuchus spilurus

Water temp22 - 28 °CpH Value5.5 - 6.5 pHGH1 - 8 dGHKH1 - 4 dKHMinimum tank volume>= 60 LTank levelMiddleAdult size7 cm

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Salt and pepper cory (Corydoras habrosus)

Freshwater

Easy

Salt and pepper cory

Corydoras habrosus

Water temp21 - 25 °CpH Value6 - 7.5 pHGH2 - 12 dGHKH0 - 27 dKHMinimum tank volume>= 40 LTank levelBottomAdult size3.5 cm

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Samurai Gourami (Sphaerichthys vaillanti)

Freshwater

Expert

Samurai Gourami

Sphaerichthys vaillanti

Water temp24 - 28 °CpH Value4 - 6 pHGH0 - 5 dGHKH1 - 2 dKHMinimum tank volume>= 60 LTank levelMiddleAdult size6 cm

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Freshwater

Easy

Sanches' Cory

Corydoras sanchesi

Water temp22 - 26 °CpH Value6 - 7.2 pHGH2 - 12 dGHKH2 - 10 dKHMinimum tank volume>= 80 LTank levelBottomAdult size4 cm

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Sand Knifefish (Rhamphichthys rostratus)

Freshwater

Expert

Sand Knifefish

Rhamphichthys rostratus

Water temp24 - 28 °CpH Value6 - 7.5 pHGH5 - 15 dGHKH2 - 7 dKHMinimum tank volume>= 500 LTank levelBottomAdult size100 cm

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Marine

Intermediate

Sandeyer Wrasse

Coris sandeyeri

Water temp16 - 22 °CpH Value8.1 - 8.4 pHKH8 - 12 dKHMinimum tank volume>= 400 LTank levelAll levelsAdult size25 cm

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Showing 24 of 1,664

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