Shoal & Stem

Species Catalogue

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

fish
expert

Pikehead

Luciocephalus pulcher

fishfreshwater
8″·40+ gal·aggressive
fish
easy

Pineapple Platy

Xiphophorus maculatus

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

Pineapple Swordtail

Xiphophorus hellerii

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

Pink Skunk Clownfish

Amphiprion perideraion

fishsaltwater
4″·30+ gal·group 2+·semi-aggr.
fish
medium

Pinktail Chalceus

Chalceus macrolepidotus

fishfreshwater
10″·150+ gal·group 4+·semi-aggr.
fish
easy

Platinum Guppy

Poecilia reticulata

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

Platinum Hatchetfish

Thoracocharax stellatus

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

Platinum Molly

Poecilia sphenops

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

Polka Dot Loach

Botia kubotai

fishfreshwater
4″·40+ gal·group 3+·peaceful
fish
easy

Polystictus Corydoras

Corydoras polystictus

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

Pompom Goldfish

Carassius auratus

fishfreshwater
6″·20+ gal·group 2+·peaceful
fish
medium

Porcupine Puffer

Diodon holocanthus

fishsaltwater
12″·100+ gal·semi-aggr.
fish
easy

Porthole Catfish

Dianema urostriata

fishfreshwater
4″·30+ gal·group 4+·peaceful
fish
hard

Potter's Angelfish

Centropyge potteri

fishsaltwater
5″·55+ gal·semi-aggr.
fish
medium

Powder Blue Dwarf Gourami

Trichogaster lalius

fishfreshwater
3.5″·15+ gal·semi-aggr.
fish
hard

Powder Blue Tang

Acanthurus leucosternon

fishsaltwater
9″·100+ gal·semi-aggr.
fish
easy

Purple Firefish

Nemateleotris decora

fishsaltwater
3.5″·20+ gal·group 2+·peaceful
fish
medium

Purple Tang

Zebrasoma xanthurum

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

Pygmy Hatchetfish

Carnegiella myersi

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

Pygmy Rasbora

Boraras maculatus

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

Queen Angelfish

Holacanthus ciliaris

fishsaltwater
18″·250+ gal·semi-aggr.
fish
easy

Queen Danio

Devario regina

fishfreshwater
2.5″·25+ gal·group 6+·peaceful
fish
medium

Queen Loach

Botia dario

fishfreshwater
5″·40+ gal·group 3+·semi-aggr.
fish
easy

Rabauti Corydoras

Corydoras rabauti

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

Raccoon Butterflyfish

Chaetodon lunula

fishsaltwater
8″·75+ gal·peaceful
fish
medium

Rainbow Cichlid

Herotilapia multispinosa

fishfreshwater
5″·30+ gal·semi-aggr.
fish
medium

Rainbow Emperor Tetra

Nematobrycon lacortei

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

Rainbow Platy

Xiphophorus maculatus

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

Rainbow Shark

Epalzeorhynchos frenatum

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

Ranchu Goldfish

Carassius auratus

fishfreshwater
7″·20+ gal·peaceful
fish
medium

Red Arc Pencilfish

Nannostomus rubrocaudatus

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

Red Cap Lyretail

Aphyosemion calliurum

fishfreshwater
1.5″·10+ gal·semi-aggr.
fish
easy

Red Chest Endler

Poecilia wingei

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

Red Devil Cichlid

Amphilophus labiatus

fishfreshwater
12″·75+ gal·aggressive
fish
easy

Red Devil Molly

Poecilia sphenops

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

Red Dwarf Gourami

Trichogaster lalius

fishfreshwater
3.5″·15+ gal·semi-aggr.