Shoal & Stem

Species Catalogue

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

fish
medium

Koran Angelfish

Pomacanthus semicirculatus

fishsaltwater
15″·180+ gal·semi-aggr.
fish
medium

L104 Clown Peckoltia

Peckoltia sp. L104

fishfreshwater
3.5″·20+ gal·peaceful
fish
medium

L129 Colombian Zebra Pleco

Hypancistrus debilittera

fishfreshwater
3.5″·20+ gal·peaceful
fish
medium

L191 Royal Farlowella

Sturisoma aureum

fishfreshwater
5.5″·40+ gal·peaceful
fish
medium

L260 Queen Arabesque Pleco

Hemiancistrus sp. L260

fishfreshwater
5.5″·55+ gal·peaceful
fish
medium

L270 Tapajos Red Pleco

Hemiancistrus sp. L270

fishfreshwater
5.5″·55+ gal·peaceful
plant
medium

Lagenandra Meeboldii Green

Lagenandra meeboldii 'Green'

plantfreshwater
Midground·Slow growth
plant
medium

Lagenandra Meeboldii Red

Lagenandra meeboldii 'Red'

plantfreshwater
Midground·Slow growth
plant
medium

Lagenandra Nairii

Lagenandra nairii

plantfreshwater
Midground·Slow growth
fish
medium

Laser Corydoras

Corydoras sp. 'CW010'

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

Laurencia

Laurencia sp.

algaesaltwater

Bushy, branching red-to-purple macroalgae with cylindrical, succulent-looking branches. Common in intertidal zones worldwide. Used as a food source by certain nudibranchs and sea hares. Adds colour to refugia and is a moderate nutrient exporter. More compact and ornamental than Gracilaria.

amphibian
medium

Lavender Axolotl

Ambystoma mexicanum

amphibianfreshwater
10″·20+ gal·peaceful
fish
medium

Least Rasbora

Boraras urophthalmoides

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

Lemon Cichlid

Neolamprologus leleupi

fishfreshwater
4″·30+ gal·semi-aggr.
fish
medium

Lemonpeel Angelfish

Centropyge flavissima

fishsaltwater
5.5″·55+ gal·semi-aggr.
fish
medium

Leopard Angelfish

Pterophyllum scalare

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

Leopard Frog Pleco

Peckoltia compta

fishfreshwater
4″·30+ gal·semi-aggr.
fish
medium

Lesser Spiny Eel

Macrognathus aculeatus

fishfreshwater
14″·55+ gal·peaceful
plant
medium

Lilaeopsis Mauritius

Lilaeopsis mauritiana

plantfreshwater
Carpet·Moderate growth
plant
medium

Limnophila Aromaticoides

Limnophila aromaticoides

plantfreshwater
Background·Fast growth
plant
medium

Limnophila Rugosa

Limnophila rugosa

plantfreshwater
Midground·Moderate growth
plant
medium

Limnophila Vietnam

Limnophila sp. 'Vietnam'

plantfreshwater
Background·Fast growth
fish
medium

Linke's Licorice Gourami

Parosphromenus linkei

fishfreshwater
1.2″·10+ gal·peaceful
fish
medium

Lionhead Goldfish

Carassius auratus

fishfreshwater
6″·20+ gal·peaceful
plant
medium

Littorella Uniflora

Littorella uniflora

plantfreshwater
Foreground·Slow growth
fish
medium

Longfin Tiger Barb

Puntigrus tetrazona

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

Longnose Butterflyfish

Forcipiger flavissimus

fishsaltwater
8.5″·75+ gal·peaceful
plant
medium

Ludwigia Atlantis

Ludwigia sp. Atlantis

plantfreshwater
Midground·Medium growth
plant
medium

Ludwigia Brevipes

Ludwigia brevipes

plantfreshwater
Midground·Moderate growth
plant
medium

Ludwigia Diamond

Ludwigia sp. 'Diamond'

plantfreshwater
Midground·Moderate growth
plant
medium

Ludwigia Mullertii

Ludwigia palustris × repens

plantfreshwater
Midground·Fast growth
plant
medium

Ludwigia Ovalis

Ludwigia ovalis

plantfreshwater
Midground·Moderate growth
plant
medium

Ludwigia Peruensis

Ludwigia peruensis

plantfreshwater
Background·Fast growth
fish
medium

Lyretail Anthias

Pseudanthias squamipinnis

fishsaltwater
5″·75+ gal·group 5+·peaceful
fish
medium

Madagascar Rainbow

Bedotia geayi

fishfreshwater
3.5″·40+ gal·group 6+·peaceful
algae
medium

Maiden's Hair

Chlorodesmis fastigiata

algaesaltwater

Vivid blue-green turf-like tufts of very fine filaments — a common sight on Indo-Pacific reefs. In captivity it can spread across rockwork quickly. Produces terpene compounds that deter most grazers. Interesting as a biotope element but can become a nuisance if left unchecked.