Shoal & Stem

Species Catalogue

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

fish
easy

Odessa Barb

Pethia padamya

fishfreshwater
3″·20+ gal·group 6+·semi-aggr.
fish
easy

Orange Molly

Poecilia sphenops

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

Orange Swordtail

Xiphophorus hellerii

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

Orange-Finned Danio

Danio kyathit

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

Orchid Dottyback

Pseudochromis fridmani

fishsaltwater
3″·30+ gal·aggressive
fish
easy

Orchid Endler

Poecilia wingei

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

Oscar

Astronotus ocellatus

fishfreshwater
12″·75+ gal·aggressive
fish
easy

Pacific Blue Eye

Pseudomugil signifer

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

Pajama Cardinalfish

Sphaeramia nematoptera

fishsaltwater
3.5″·30+ gal·group 3+·peaceful
fish
easy

Panda Platy

Xiphophorus maculatus

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

Panda Tetra

Aphyocharax paraguayensis

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

Paradise Fish

Macropodus opercularis

fishfreshwater
4″·20+ gal·aggressive
fish
easy

Parkinsoni Rainbowfish

Melanotaenia parkinsoni

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

Paskai Rainbowfish

Pseudomugil paskai

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

Pea Puffer

Carinotetraodon travancoricus

fishfreshwater
1.5″·10+ gal·aggressive
fish
easy

Peacock Endler

Poecilia wingei

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

Peacock Gudgeon

Tateurndina ocellicauda

fishfreshwater
3″·15+ gal·group 2+·peaceful
fish
easy

Pearl Danio

Danio albolineatus

fishfreshwater
2.5″·15+ gal·group 6+·peaceful
fish
easy

Pearl Gourami

Trichopodus leerii

fishfreshwater
5″·30+ gal·peaceful
fish
easy

Penguin Tetra

Thayeria boehlkei

fishfreshwater
2.5″·20+ gal·group 6+·peaceful
fish
easy

Phoenix Rasbora

Boraras merah

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

Picasso Triggerfish

Rhinecanthus aculeatus

fishsaltwater
12″·100+ gal·aggressive
fish
easy

Pictus Catfish

Pimelodus pictus

fishfreshwater
4.5″·55+ gal·group 3+·peaceful
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
easy

Platinum Guppy

Poecilia reticulata

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

Platinum Molly

Poecilia sphenops

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

Polystictus Corydoras

Corydoras polystictus

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

Porthole Catfish

Dianema urostriata

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

Purple Firefish

Nemateleotris decora

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

Pygmy Rasbora

Boraras maculatus

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

Queen Danio

Devario regina

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

Rabauti Corydoras

Corydoras rabauti

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

Rainbow Platy

Xiphophorus maculatus

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

Red Chest Endler

Poecilia wingei

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