Shoal & Stem

Species Catalogue

297 species matching your filters — care guides, community photos, water parameters, and tank-mate compatibility.

fish
medium

Cherub Angelfish

Centropyge argi

fishsaltwater
3″·30+ gal·semi-aggr.
fish
medium

Chili Rasbora

Boraras brigittae

fishfreshwater
0.8″·5+ gal·group 8+·peaceful
fish
medium

Chinese Algae Eater

Gyrinocheilus aymonieri

fishfreshwater
11″·55+ gal·semi-aggr.
fish
medium

Chinese High Fin Banded Shark

Myxocyprinus asiaticus

fishfreshwater
24″·125+ gal·peaceful
fish
medium

Chocolate Cichlid

Hypselecara temporalis

fishfreshwater
10″·75+ gal·peaceful
fish
medium

Climbing Perch

Anabas testudineus

fishfreshwater
10″·40+ gal·semi-aggr.
fish
medium

Clown Loach

Chromobotia macracanthus

fishfreshwater
12″·75+ gal·group 5+·peaceful
fish
medium

Clown Rasbora

Rasbora kalochroma

fishfreshwater
4″·30+ gal·group 6+·peaceful
fish
medium

Clown Triggerfish

Balistoides conspicillum

fishsaltwater
20″·180+ gal·aggressive
fish
medium

Cobalt Blue Zebra Cichlid

Maylandia callainos

fishfreshwater
5.5″·40+ gal·aggressive
fish
medium

Cochu's Blue Tetra

Boehlkea fredcochui

fishfreshwater
2″·20+ gal·group 8+·semi-aggr.
fish
medium

Cockatoo Dwarf Cichlid

Apistogramma cacatuoides

fishfreshwater
3″·20+ gal·group 2+·semi-aggr.
fish
medium

Compressiceps Cichlid

Altolamprologus compressiceps

fishfreshwater
6″·30+ gal·semi-aggr.
fish
medium

Coral Red Pencilfish

Nannostomus mortenthaleri

fishfreshwater
1.5″·10+ gal·group 6+·peaceful
fish
medium

Corydoras Duplicareus

Corydoras duplicareus

fishfreshwater
2.2″·15+ gal·group 6+·peaceful
fish
medium

Cosby Gourami

Trichopodus trichopterus

fishfreshwater
4″·20+ gal·semi-aggr.
fish
medium

Court Jester Goby

Koumansetta rainfordi

fishsaltwater
2.8″·20+ gal·peaceful
fish
medium

Cylindricus Cichlid

Neolamprologus cylindricus

fishfreshwater
4″·20+ gal·semi-aggr.
fish
medium

Dageti Killifish

Epiplatys dageti

fishfreshwater
1.2″·10+ gal·peaceful
fish
medium

Darter Tetra

Characidium fasciatum

fishfreshwater
1.5″·15+ gal·group 6+·peaceful
fish
medium

Delhezi Bichir

Polypterus delhezi

fishfreshwater
14″·75+ gal·semi-aggr.
fish
medium

Denison Barb

Sahyadria denisonii

fishfreshwater
6″·55+ gal·group 6+·peaceful
fish
medium

Diamond Watchman Goby

Valenciennea puellaris

fishsaltwater
6″·30+ gal·peaceful
fish
medium

Disk Tetra

Myleus schomburgkii

fishfreshwater
12″·75+ gal·peaceful
fish
medium

Doctor Fish

Garra rufa

fishfreshwater
2.4″·20+ gal·group 6+·peaceful
fish
medium

Double Red Cockatoo Dwarf Cichlid

Apistogramma cacatuoides

fishfreshwater
3″·20+ gal·group 2+·semi-aggr.
fish
medium

Double Tail Betta

Betta splendens 'Double Tail'

fishfreshwater
2.5″·5+ gal·semi-aggr.
fish
medium

Dwarf Anchor Catfish

Hara jerdoni

fishfreshwater
1.5″·10+ gal·group 3+·peaceful
fish
medium

Egyptian Mouthbrooder

Pseudocrenilabrus multicolor

fishfreshwater
3″·20+ gal·peaceful
fish
medium

Electric Blue Agassiz's Dwarf Cichlid

Apistogramma agassizii

fishfreshwater
3″·20+ gal·group 2+·semi-aggr.
fish
medium

Electric Blue Ram

Mikrogeophagus ramirezi

fishfreshwater
2.5″·20+ gal·group 2+·peaceful
fish
medium

Emerald Dwarf Rasbora

Danio erythromicron

fishfreshwater
1″·10+ gal·group 8+·peaceful
fish
medium

Exclamation Point Rasbora

Boraras urophthalmoides

fishfreshwater
0.8″·5+ gal·group 8+·peaceful
fish
medium

Fancy Goldfish

Carassius auratus (fancy varieties)

fishfreshwater
8″·30+ gal·group 2+·peaceful
fish
medium

Farlowella Catfish

Farlowella acus

fishfreshwater
6″·25+ gal·peaceful
fish
medium

Featherfin Squeaker

Synodontis eupterus

fishfreshwater
5.9″·40+ gal·peaceful