Bristlenose Pleco
Ancistrus cf. cirrhosus
Catfish
13 cmPeacefulBottom75 L min
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Undulata With Fish Guides
These pairing guides focus on how Undulata handles real fish pressure, shared water conditions, and the practical layout needs that matter in a mixed planted tank.
PlacementMidground
LightLow
FlowLow (Still Water)
Water TypeFreshwater Only
Showing 337 - 360 of 736 Guides
Strong Fit
Forktail Blue-eye
Pseudomugil furcatus
Rainbowfish
5 cmPeacefulSurface, Mid-level55 L min
Swordtail
Xiphophorus hellerii
Livebearers
12 cmMostly PeacefulSurface, Mid-level110 L min
Black Skirt Tetra
Gymnocorymbus ternetzi
Characins
7 cmMostly PeacefulMid-level55 L min
Pygmy Corydoras
Corydoras pygmaeus
Catfish
3 cmPeacefulMid-level, Bottom38 L min
Amazon Puffer
Colomesus asellus
Puffers
8 cmMostly PeacefulMid-level, Bottom, Surface80 L min
Platy
Xiphophorus maculatus
Livebearers
6 cmPeacefulMid-level, Surface38 L min
Nerite Snail
Neritina natalensis
Invertebrates
2.5 cmPeacefulBottom, Mid-level, Surface19 L min
Pictus Catfish
Pimelodus pictus
Catfish
12 cmMostly PeacefulMid-level, Bottom200 L min
Empire Gudgeon
Hypseleotris compressa
Gobies & Gudgeons
12 cmMostly PeacefulMid-level, Bottom110 L min
African Butterfly Cichlid
Anomalochromis thomasi
Cichlids - African
7.5 cmMostly PeacefulMid-level, Bottom60 L min
Turquoise Rainbowfish
Melanotaenia lacustris
Rainbowfish
12 cmPeacefulSurface, Mid-level160 L min
Dwarf Neon Rainbowfish (Praecox)
Melanotaenia praecox
Rainbowfish
7 cmPeacefulSurface, Mid-level75 L min
Boeseman's Rainbowfish
Melanotaenia boesemani
Rainbowfish
10 cmPeacefulSurface, Mid-level200 L min
Silver Arowana
Osteoglossum bicirrhosum
Oddballs
100 cmSemi-AggressiveSurface1000 L min
Clown Knifefish
Chitala ornata
Oddballs
90 cmAggressiveMid-level, Bottom750 L min
Black Ghost Knifefish
Apteronotus albifrons
Oddballs
40 cmSemi-AggressiveBottom, Mid-level450 L min
Dwarf Chain Loach
Ambastaia sidthimunki
Loaches
6 cmPeacefulBottom, Mid-level75 L min
Molly (Sailfin/Black/Dalmatian)
Poecilia sphenops
Livebearers
10 cmMostly PeacefulSurface, Mid-level75 L min
Amano Shrimp
Caridina multidentata
Invertebrates
5 cmPeacefulBottom, Mid-level38 L min
Tiger Barb
Puntigrus tetrazona
Cyprinids
7 cmSemi-AggressiveMid-level, Bottom80 L min
Siamese Algae Eater
Crossocheilus oblongus
Cyprinids
15 cmMostly PeacefulBottom, Mid-level110 L min
Sterba's Corydoras
Corydoras sterbai
Catfish
6.8 cmPeacefulBottom75 L min
Panda Corydoras
Corydoras panda
Catfish
5 cmPeacefulBottom54 L min