Shoal & Stem

Species Catalogue

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

Feather Duster Eriocaulonexpert

Feather Duster Eriocaulon

Eriocaulon sp. 'Feather Duster'

plantfreshwater
Midground
coral
expert

Acropora

Acropora sp.

coralsaltwater
2″·75+ gal·peaceful
fish
expert

African Lungfish

Protopterus annectens

fishfreshwater
39″·200+ gal·aggressive
fish
expert

Arowana

Osteoglossum bicirrhosum

fishfreshwater
36″·250+ gal·semi-aggr.
fish
expert

Betta Brownorum

Betta brownorum

fishfreshwater
1.5″·20+ gal·peaceful
fish
expert

Betta Hipposideros

Betta hipposideros

fishfreshwater
2.5″·20+ gal·semi-aggr.
fish
expert

Betta Livida

Betta livida

fishfreshwater
3.5″·20+ gal·aggressive
fish
expert

Brunei Beauty

Betta macrostoma

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

Bucktooth Tetra

Exodon paradoxus

fishfreshwater
2.4″·40+ gal·group 6+·aggressive
fish
expert

Clown Featherback

Chitala ornata

fishfreshwater
39″·200+ gal·aggressive
fish
expert

Discus

Symphysodon spp.

fishfreshwater
8″·55+ gal·group 4+·peaceful
fish
expert

Eggers' Notho

Nothobranchius eggersi

fishfreshwater
1.5″·10+ gal·semi-aggr.
coral
expert

Elegance Coral

Catalaphyllia jardinei

coralsaltwater
2″·40+ gal·peaceful
plant
expert

Eriocaulon Ratnagiricum

Eriocaulon ratnagiricum

plantfreshwater
Midground·Slow growth
fish
expert

Florida Gar

Lepisosteus platyrhincus

fishfreshwater
24″·200+ gal·aggressive
fish
expert

Freshwater Stingray

Potamotrygon motoro

fishfreshwater
20″·250+ gal·peaceful
shrimp
expert

Harlequin Shrimp

Hymenocera picta

shrimpsaltwater
2″·20+ gal·group 2+·peaceful
shrimp
expert

Harlequin Shrimp (Sulawesi)

Caridina woltereckae

shrimpfreshwater
1.5″·10+ gal·group 6+·peaceful
fish
expert

Korthaus's Notho

Nothobranchius korthausae

fishfreshwater
1.6″·10+ gal·semi-aggr.
fish
expert

L114 Leopard Cactus Pleco

Pseudacanthicus sp. L114

fishfreshwater
24″·150+ gal·semi-aggr.
fish
expert

L264 Sultan Pleco

Leporacanthicus joselimai

fishfreshwater
8″·75+ gal·semi-aggr.
fish
expert

L333 King Tiger Pleco

Hypancistrus sp. L333

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

Mandarin Dragonet

Synchiropus splendidus

fishsaltwater
3″·30+ gal·peaceful
fish
expert

Mbu Puffer

Tetraodon mbu

fishfreshwater
26″·300+ gal·aggressive
plant
expert

Mini Eriocaulon

Eriocaulon cinereum

plantfreshwater

Tiny rosette plant forming grass-like tufts. One of the most challenging aquarium plants to keep long-term. Needs very soft, acidic water, strong light, and CO2.

moss
expert

Mini Fissidens

Fissidens splachnobryoides

mossfreshwater

Mini Fissidens is a delicate, slow-growing moss with tiny, feathery fronds that create an intricate, lacy appearance. It features small, finely divided leaves arranged in a distinctive two-ranked pattern, giving it a refined aesthetic ideal for detailed aquascaping. This moss is prized for its ability to attach to hardscape and create natural-looking moss walls or carpets in foreground and midground areas.

fish
expert

Palmqvist's Notho

Nothobranchius palmqvisti

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

Pike Livebearer

Belonesox belizanus

fishfreshwater
20″·75+ gal·aggressive
fish
expert

Pikehead

Luciocephalus pulcher

fishfreshwater
8″·40+ gal·aggressive
crab
expert

Rainbow Crab

Cardisoma armatum

crabfreshwater
5″·40+ gal·aggressive
shrimp
expert

Red Claw Macro

Macrobrachium assamense

shrimpfreshwater
5.9″·30+ gal·aggressive
fish
expert

Regal Angelfish

Pygoplites diacanthus

fishsaltwater
10″·100+ gal·semi-aggr.
fish
expert

Spike-Tail Licorice Gourami

Parosphromenus ornaticauda

fishfreshwater
1.2″·10+ gal·peaceful
fish
expert

Spotted Gar

Lepisosteus oculatus

fishfreshwater
24″·75+ gal·aggressive
shrimp
expert

Sulawesi Cardinal Shrimp

Caridina dennerli

shrimpfreshwater
1″·10+ gal·group 6+·peaceful
shrimp
expert

Taiwan Bee Shrimp

Caridina logemanni

shrimpfreshwater
0.8″·10+ gal·group 10+·peaceful