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Golden wonder killifish (Aplocheilus lineatus)
Photo: Marrabbio2 · CC BY-SA 3.0 via Wikimedia Commons

Golden wonder killifish

Aplocheilus lineatus · Aplocheilidae

Also known as Striped panchax, Golden panchax

Intermediate

Surface-hunting golden predator; a superb jumper, so the tank must be covered.

In short: A golden wonder killifish needs at least 110 L (29 US gal), water at 22–28 °C (72–82 °F) and pH 6–7.8. It is semi-aggressive, usually kept singly, and rated intermediate to keep.

Minimum tank
110 L (29 US gal)
Temperature
22–28 °C (72–82 °F)
pH
6–7.8
Adult size
10 cm (3.9 in)
Group size
1+

Care requirements

Minimum tank volume
110 L (29 US gal)
Temperature
22–28 °C (72–82 °F)
pH
6–7.8
Hardness
5–20 dGH
Lifespan
3–5 years
Diet
Carnivore — floating pellets, insects, frozen bloodworm.
Care level
Intermediate

Origin & habitat

Native region
Southern India and Sri Lanka
Water type
Freshwater
Biotope
Still surface waters and paddies
Natural conditions
Warm, still, plant-covered shallow water.

Behaviour & stocking

Temperament
Semi-aggressive
Minimum group
1 fish
Swims
Top
Good tank mates
Corydoras
Larger barbs
Bristlenose pleco
Avoid
Guppy
Nano fish
Shrimp

Breeding & difficulty

Breeding difficulty
Intermediate
Sexing
Males are larger with pointed, edged fins.
Notes
Plant spawner laying eggs daily in mops; fry take baby brine at once.
Common ailments
Jumping out
Velvet
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