Back to Willisii

Willisii With Fish Guides

These pairing guides focus on how Willisii handles real fish pressure, shared water conditions, and the practical layout needs that matter in a mixed planted tank.

PlacementForeground
LightLow
FlowLow (Still Water)
Water TypeFreshwater Only
Showing 649 - 672 of 736 Guides

Black Belt Cichlid

Vieja maculicauda

Cichlids - Central American
Possible with Caution
30 cmAggressiveMid-level, Bottom450 L min

Zebra Tilapia

Heterotilapia buttikoferi

Cichlids - African
Possible with Caution
30 cmHighly AggressiveMid-level, Bottom450 L min

Banded Cichlid

Heros notatus

Cichlids - South American
Possible with Caution
25 cmMostly PeacefulMid-level, Bottom250 L min

Banded Chromide

Etroplus suratensis

Other
Possible with Caution
30 cmSemi-AggressiveMid-level, Bottom450 L min

Bahia Red

Geophagus sp. Bahia Red

Cichlids - South American
Possible with Caution
18 cmSemi-AggressiveBottom, Mid-level250 L min

Panther Crab

Parathelphusa pantherina

Invertebrates
Possible with Caution
10 cmAggressiveBottom75 L min

Green Terror

Andinoacara rivulatus

Cichlids - South American
Possible with Caution
25 cmAggressiveMid-level, Bottom200 L min

Dojo Loach (Weather Loach)

Misgurnus anguillicaudatus

Loaches
Possible with Caution
25 cmPeacefulBottom200 L min

Severum

Heros severus

Cichlids - South American
Possible with Caution
25 cmSemi-AggressiveMid-level, Bottom280 L min

Red Devil Cichlid

Amphilophus labiatus

Cichlids - Central American
Possible with Caution
35 cmHighly AggressiveMid-level, Bottom280 L min

Jaguar Cichlid

Parachromis managuensis

Cichlids - Central American
Possible with Caution
40 cmHighly AggressiveMid-level, Bottom680 L min

Texas Cichlid

Herichthys cyanoguttatus

Cichlids - Central American
Possible with Caution
30 cmAggressiveMid-level, Bottom280 L min

Red-Tail Catfish

Phractocephalus hemioliopterus

Catfish
Possible with Caution
120 cmAggressiveBottom3800 L min

African Jewel Cichlid

Hemichromis bimaculatus

Cichlids - African
Possible with Caution
14 cmAggressiveMid-level, Bottom110 L min

Flowerhorn Cichlid

Hybrid cichlid (Amphilophus cross)

Cichlids - Central American
Possible with Caution
30 cmHighly AggressiveMid-level, Bottom280 L min

Red Head Tapajos (Geophagus)

Geophagus sp. 'Red Head Tapajos'

Cichlids - South American
Possible with Caution
18 cmMostly PeacefulBottom, Mid-level280 L min

Koi

Cyprinus rubrofuscus

Goldfish & Koi
Possible with Caution
80 cmPeacefulSurface, Mid-level, Bottom3785 L min

Goldfish (Comet / Common)

Carassius auratus

Goldfish & Koi
Possible with Caution
30 cmPeacefulSurface, Mid-level, Bottom200 L min

Oscar

Astronotus ocellatus

Cichlids - South American
Possible with Caution
30 cmAggressiveMid-level, Bottom280 L min

Jack Dempsey

Rocio octofasciata

Cichlids - Central American
Possible with Caution
25 cmAggressiveMid-level, Bottom200 L min

Convict Cichlid

Amatitlania nigrofasciata

Cichlids - Central American
Possible with Caution
15 cmAggressiveMid-level, Bottom75 L min

Yellow Lab (Mbuna)

Labidochromis caeruleus

Cichlids - African
Possible with Caution
10 cmSemi-AggressiveMid-level, Bottom150 L min

Yellow Peacock Cichlid

Aulonocara baenschi

Cichlids - African
Not Recommended
13 cmSemi-AggressiveBottom, Mid-level200 L min

Xenotilapia papilio

Xenotilapia papilio

Cichlids - African
Not Recommended
10 cmSemi-AggressiveBottom110 L min