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Species profile

Yellow Acara

Aequidens metae

Common names: Yellow Acara, Meta River Acara

Recognized speciesCichlids
Yellow Acara (Aequidens metae)

Adult size

Up to 18 cm

Typical adult length 12–18 cm.

Up to 18 cm

Countries of origin

  • See all stock from Colombia

Good fit for your tank?

Good fit for

  • Mature planted aquarium setups
  • Intermediate shrimp keepers

Think carefully if

  • The aquarium contains shrimp-eating fish
  • The tank is newly cycled
  • Water conditions change frequently

A moderate-sized Orinoco cichlid with yellow-gold colour and blue iridescence, best kept as a compatible pair in a spacious aquarium.

Appearance and Identification

A yellow to olive cichlid with blue-green iridescent spots, a dark flank blotch, an eye stripe, and reddish fin accents.

It is separated from similar Aequidens by flank pattern, head markings, fin pattern, and Meta-Orinoco provenance.

Males are usually larger with longer dorsal and anal fins. Females become fuller and more strongly patterned before spawning.

Tank Requirements

Suggested filter
About 1,000–1,250 litres an hour
Suggested heater
About 250–375 W for this tank
Minimum tank volume
250 litres
Minimum tank length
120 cm
Minimum group size
2
Recommended group size
2
Activity level
Moderate
Flow preference
Moderate
Planting preference
Moderately planted
Hiding places
Yes
Lid recommended
Yes
Jumping risk
Low

Provide fine sand, wood, rounded rocks, open swimming space, strong filtration, and visual barriers. A pair needs a defined territory.

Behaviour and Tankmates

Generally manageable for its size but territorial, particularly as a pair.

Keep as a compatible pair or in a group only with substantial space.

Both parents defend the spawning surface and fry.

Use robust peaceful medium-sized fish. Avoid small fish, shrimp, and aggressive cichlids in confined tanks.

Check tankmates for this species

Water Parameters

Temperature
24–29 °C
pH
5–7.5
GH
1–12
KH
0–6
TDS
30–220
Stability importance
Important

Warm soft to moderately mineralised water is suitable. Stable clean water is more important than an exact pH.

Parameter caveat
Pair aggression can rise quickly during breeding. Keep a divider or alternative tank available.

Feeding

Diet types
Insectivore, Omnivore
Feeding frequency
Daily
Preferred foods
  • Quality sinking cichlid pelletUse a staple pellet appropriate to the fish size and mouth shape.
  • Chopped shrimp, mussel, or earthwormOffer clean unseasoned portions as rotating protein foods.
  • Blanched leafy greens or peasUseful for omnivorous and plant-eating species; remove leftovers promptly.
  • Frozen krill or mysisFeed in moderation to add variety and support colour.

An omnivore taking invertebrates, plant matter, and prepared foods.

Use balanced pellets with vegetables and frozen invertebrates. Avoid mammal meat.

Breeding

Breeding type
Egg Layer, Substrate Spawner
Breeding difficulty
Moderate
Breeding temperature
27 °C
Breeding pH
6.5
Brood or egg count
Several hundred eggs.
Incubation
3 days
Parental care
Biparental care
Baby foods
  • Newly hatched brine shrimpSuitable after yolk absorption for most cichlid fry.
  • Crushed high-quality cichlid pelletIntroduce gradually as fry grow.
  • Finely chopped frozen cyclopsUseful supplementary food for larger fry.

A biparental substrate spawner. Eggs are laid on a flat stone, wood, or cleaned surface and defended by both parents.

Habitat and Origin

Geographic origin
Colombia, South America
Natural habitat
Freshwater River, Rocky Shoreline, Slow River
Aquarium contexts
Breeding Aquarium, Freshwater Aquarium, Freshwater Community, Large Freshwater Aquarium
Audience level
Intermediate

Classification

Profile type
Recognized species
Genus
Aequidens
Family
Cichlidae
Species group
Cichlids, Fish, South American Cichlids

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