Shoal & Stem

Species Catalogue

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

White Cloud Mountain Minnowbeginner

White Cloud Mountain Minnow

Tanichthys albonubes

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

White Medaka

Oryzias latipes

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

White Molly

Poecilia sphenops

fishfreshwater
3″·15+ gal·group 3+·peaceful
fish
beginner

Wild Type Guppy

Poecilia reticulata

fishfreshwater
2″·10+ gal·group 3+·peaceful
fish
intermediate

Wrestling Halfbeak

Dermogenys pusilla

fishfreshwater
2.8″·15+ gal·semi-aggr.
fish
beginner

X-Ray Tetra

Pristella maxillaris

fishfreshwater
1.75″·15+ gal·group 6+·peaceful
fish
beginner

Yellow Assessor

Assessor flavissimus

fishsaltwater
2.5″·20+ gal·peaceful
fish
Eeasy

Yellow Phantom Tetra

Hyphessobrycon roseus

fishfreshwater
1.2″·10+ gal·group 6+·peaceful
fish
beginner

Yellow Swordtail

Xiphophorus hellerii

fishfreshwater
4.5″·20+ gal·group 3+·peaceful
fish
beginner

Yellow Tang

Zebrasoma flavescens

fishsaltwater
8″·75+ gal·semi-aggr.
fish
beginner

Yellow Tiger Endler

Poecilia wingei

fishfreshwater
1.2″·5+ gal·group 3+·peaceful
fish
beginner

Yellow Watchman Goby

Cryptocentrus cinctus

fishsaltwater
3.5″·30+ gal·peaceful
fish
beginner

Yellowhead Jawfish

Opistognathus aurifrons

fishsaltwater
4″·30+ gal·group 3+·peaceful
fish
beginner

Yellowtail Blue Damsel

Chrysiptera parasema

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

Yoyo Loach

Botia almorhae

fishfreshwater
2.5″·20+ gal·group 4+·semi-aggr.
fish
beginner

Yucatan Molly

Poecilia velifera

fishfreshwater
6″·40+ gal·group 3+·peaceful
fish
intermediate

Zebra Angelfish

Pterophyllum scalare

fishfreshwater
6″·30+ gal·group 2+·semi-aggr.
fish
beginner

Zebra Danio

Danio rerio

fishfreshwater
2″·10+ gal·group 6+·peaceful
fish
beginner

Zebra Loach

Botia striata

fishfreshwater
3.5″·20+ gal·group 5+·semi-aggr.
fish
intermediate

Zebra Otocinclus

Otocinclus cocama

fishfreshwater
1.8″·10+ gal·group 4+·peaceful
fish
advanced

Zebra Pleco

Hypancistrus zebra

fishfreshwater
3.5″·30+ gal·peaceful
fish
intermediate

Zig-Zag Eel

Mastacembelus armatus

fishfreshwater
24″·55+ gal·semi-aggr.
fish
Mmedium

Zipper Loach

Acanthocobitis botia

fishfreshwater
3″·20+ gal·group 3+·peaceful
fish
Mmedium

Zodiac Loach

Mesonoemacheilus triangularis

fishfreshwater
3″·20+ gal·group 3+·peaceful
fish
beginner

Zygatus Corydoras

Corydoras zygatus

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