Harlequin Shark
Labeo variegatus
Cyprinids
16 cmAggressiveBottom150 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 457 - 480 of 736 Guides
Not Recommended
Long-Finned African Tetra
Brycinus longipinnis
Characins
12.5 cmPeacefulSurface, Mid-level200 L min
Giant Whiptail Catfish
Proloricaria prolixa
Catfish
35 cmPeacefulBottom400 L min
Leopard Frog Pleco (L134)
Peckoltia compta
Catfish
11 cmMostly PeacefulBottom75 L min
Contradens Pleco (Snowball Variant)
Hypancistrus contradens
Catfish
13 cmMostly PeacefulBottom120 L min
False Siamese Algae Eater (Stonelapping Minnow)
Garra cambodgiensis
Cyprinids
15 cmSemi-AggressiveBottom110 L min
Dwarf Green Pike Cichlid
Crenicichla compressiceps
Cichlids - South American
8 cmAggressiveBottom, Mid-level130 L min
Tanganyikan Clown Cichlid (Eretmodus)
Eretmodus cyanostictus
Cichlids - African
9 cmAggressiveBottom100 L min
Zebra Shovelnose (Tigrinus Catfish)
Brachyplatystoma tigrinum
Catfish
60 cmMostly PeacefulBottom1135 L min
Price's Rainbowfish
Chilatherina pricei
Rainbowfish
9 cmPeacefulSurface, Mid-level200 L min
Cairns Rainbowfish
Cairnsichthys rhombosomoides
Rainbowfish
8.5 cmPeacefulMid-level, Surface110 L min
Bulolo Rainbowfish
Chilatherina bulolo
Rainbowfish
8.5 cmPeacefulMid-level, Surface200 L min
Chao Phraya Giant Catfish (Paroon Shark)
Pangasius sanitwongsei
Catfish
250 cmAggressiveMid-level, Bottom15000 L min
Butterfly Pleco (L168)
Dekeyseria brachyura
Catfish
15 cmPeacefulBottom115 L min
Angelicus Pleco L073
Hypancistrus sp. L073
Catfish
10 cmMostly PeacefulBottom110 L min
Tambraparni Barb
Puntius tambraparniei
Cyprinids
13 cmMostly PeacefulMid-level200 L min
Banded Rainbowfish
Melanotaenia trifasciata
Rainbowfish
13 cmPeacefulSurface, Mid-level200 L min
Arulius Barb
Dawkinsia arulius
Cyprinids
12 cmMostly PeacefulMid-level, Bottom200 L min
Arfak Rainbowfish
Melanotaenia arfakensis
Rainbowfish
10 cmPeacefulMid-level, Surface200 L min
Panda Garra
Garra flavatra
Cyprinids
8 cmMostly PeacefulBottom80 L min
Gold Nugget Pleco (L018)
Baryancistrus xanthellus
Catfish
25 cmSemi-AggressiveBottom250 L min
Chinese Algae Eater (CAE)
Gyrinocheilus aymonieri
Other
25 cmAggressiveBottom200 L min
Vampire Shrimp
Atya gabonensis
Invertebrates
15 cmPeacefulBottom75 L min
Giant Danio
Devario aequipinnatus
Cyprinids
10 cmMostly PeacefulSurface, Mid-level110 L min