Shoal & Stem

Species Catalogue

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

fish
easy

Sodalis Corydoras

Corydoras sodalis

fishfreshwater
2″·15+ gal·group 6+·peaceful
fish
easy

South American Bumblebee Catfish

Microglanis iheringi

fishfreshwater
3.5″·20+ gal·peaceful
fish
medium

South American Puffer

Colomesus asellus

fishfreshwater
3.5″·30+ gal·group 3+·semi-aggr.
fish
easy

Spade Tail Betta

Betta splendens

fishfreshwater
3″·5+ gal·semi-aggr.
fish
easy

Spanner Barb

Barbodes lateristriga

fishfreshwater
7″·40+ gal·group 5+·peaceful
fish
expert

Spike-Tail Licorice Gourami

Parosphromenus ornaticauda

fishfreshwater
1.2″·10+ gal·peaceful
fish
easy

Spike-tailed Paradise Fish

Pseudosphromenus cupanus

fishfreshwater
2.5″·10+ gal·peaceful
fish
medium

Spilurus Cichlid

Cryptoheros spilurus

fishfreshwater
5″·40+ gal·semi-aggr.
fish
medium

Splash Tetra

Copella arnoldi

fishfreshwater
3″·20+ gal·group 4+·peaceful
fish
medium

Spotted Blue Eye Rainbowfish

Pseudomugil gertrudae

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

Spotted Checkerboard Cichlid

Dicrossus maculatus

fishfreshwater
1.5″·10+ gal·peaceful
fish
medium

Spotted Climbing Perch

Ctenopoma acutirostre

fishfreshwater
3.5″·20+ gal·peaceful
fish
hard

Spotted Dragonet

Synchiropus picturatus

fishsaltwater
3″·55+ gal·peaceful
fish
expert

Spotted Gar

Lepisosteus oculatus

fishfreshwater
24″·75+ gal·aggressive
fish
medium

Spotted Hatchetfish

Gasteropelecus maculatus

fishfreshwater
1.5″·20+ gal·group 6+·peaceful
fish
medium

Spotted Headstander

Chilodus punctatus

fishfreshwater
6″·55+ gal·semi-aggr.
fish
medium

Spotted Rainbowfish

Glossolepis maculosus

fishfreshwater
4.5″·30+ gal·group 6+·peaceful
fish
easy

Spotted Raphael Catfish

Agamyxis pectinifrons

fishfreshwater
6″·30+ gal·peaceful
fish
medium

Spotted Silver Dollar

Metynnis maculatus

fishfreshwater
6″·75+ gal·group 5+·peaceful
fish
easy

Springeri Dottyback

Pseudochromis springeri

fishsaltwater
2.5″·30+ gal·semi-aggr.
fish
easy

Starry Blenny

Salarias ramosus

fishsaltwater
5″·30+ gal·peaceful
fish
medium

Strawberry Betta

Betta albimarginata

fishfreshwater
1.5″·5+ gal·semi-aggr.
fish
medium

Striped Headstander

Anostomus anostomus

fishfreshwater
7″·55+ gal·semi-aggr.
fish
easy

Striped Panchax

Aplocheilus lineatus

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

Striped Raphael Catfish

Platydoras armatulus

fishfreshwater
9″·50+ gal·peaceful
fish
medium

Sturisoma Whiptail

Sturisoma panamense

fishfreshwater
8″·55+ gal·peaceful
fish
medium

Subocellatus Krib

Pelvicachromis subocellatus

fishfreshwater
3.5″·20+ gal·semi-aggr.
fish
medium

Sumo Loach

Schistura balteata

fishfreshwater
2.5″·15+ gal·group 3+·semi-aggr.
fish
easy

Sunburst Platy

Xiphophorus maculatus

fishfreshwater
2.5″·10+ gal·group 3+·peaceful
fish
easy

Sunset Platy

Xiphophorus maculatus

fishfreshwater
2.5″·10+ gal·group 3+·peaceful
fish
easy

Sunset Thicklip Gourami

Trichogaster labiosa

fishfreshwater
4″·20+ gal·peaceful
fish
medium

Sunshine Peacock

Aulonocara baenschi

fishfreshwater
5″·55+ gal·semi-aggr.
fish
hard

Sunshine Pleco

Scobinancistrus aureatus

fishfreshwater
24″·150+ gal·peaceful
fish
easy

Super Delta Betta

Betta splendens

fishfreshwater
3″·5+ gal·semi-aggr.
fish
easy

Super Red Bristlenose Pleco

Ancistrus sp.

fishfreshwater
5″·20+ gal·peaceful
fish
medium

Surinam Eartheater

Geophagus surinamensis

fishfreshwater
10″·75+ gal·semi-aggr.