Red Head Tapajos Eartheater – Geophagus sp.
The Red Head Tapajos Eartheater (Geophagus sp.) is a beautiful South American cichlid admired for its vivid red to orange head coloration, graceful movement, and fascinating sand-sifting behavior. Native to the Tapajós River basin in Brazil, this species gets the name “eartheater” from its natural habit of sifting sand through its mouth while searching for food.
Unlike many cichlids, Red Head Tapajos are generally peaceful, social, and elegant. They make excellent display fish for larger freshwater aquariums, peaceful South American cichlid communities, and natural Amazon-style setups.
Key Features
- Bright red to orange head coloration
- Peaceful South American cichlid
- Natural sand-sifting behavior
- Social and best kept in groups
- Excellent display fish for larger aquariums
Care Information
- Scientific Name: Geophagus sp.
- Common Name: Red Head Tapajos Eartheater
- Origin: Brazil, Tapajós River basin
- Care Level: Moderate
- Temperament: Peaceful
- Adult Size: Approximately 6–8 inches
- Minimum Tank Size: 55 gallons; larger recommended for groups
- Temperature: 76–82°F
- pH: 6.0–7.5
- Diet: Omnivore; offer quality pellets, frozen foods, and occasional live foods
- Aquarium Type: Freshwater
Tank Setup
Red Head Tapajos Eartheaters do best in aquariums with fine sand substrate, open swimming space, driftwood, smooth rocks, and strong filtration. Sand is strongly recommended because these fish naturally sift through the substrate while feeding. Avoid sharp gravel, as it can damage their mouths or gills during sifting.
Provide excellent water quality, stable parameters, and moderate water flow. A natural Amazon-style aquarium with driftwood, botanicals, and soft lighting can help bring out their best behavior and coloration.
Group Size
Red Head Tapajos are social cichlids and are best kept in groups of 5 or more when tank size allows. Keeping them in a proper group can help reduce shyness, spread out minor territorial behavior, and encourage more natural social interaction.
Best Tankmates
Choose peaceful tankmates that enjoy similar water conditions and are large enough not to be viewed as food. Good options may include other peaceful Geophagus species, Angelfish, larger tetras, Corydoras, and peaceful plecos.
Avoid aggressive cichlids, fin-nipping fish, and very small fish that may become stressed or potentially eaten.
Breeding Notes
Red Head Tapajos are substrate-spawning cichlids with biparental care. Breeding is more successful in mature aquariums with stable water quality, a peaceful environment, and enough space for pairs or groups to establish territories.
Ideal For
- Amazon biotope aquariums
- Large planted or natural-style tanks
- Peaceful South American cichlid communities
- Aquarists who enjoy natural fish behavior
- Sand-bottom freshwater aquariums
Frequently Asked Questions
Do Red Head Tapajos Eartheaters uproot plants?
They may disturb plants while sifting through sand. Rooted plants should be well-established, or you can use plants attached to driftwood, rocks, or other hardscape.
Are Red Head Tapajos aggressive?
They are generally peaceful for cichlids, especially when kept in proper groups and given enough space.
Do they need sand?
Yes. Fine sand is strongly recommended for their natural sifting behavior and overall comfort.
Are they beginner-friendly?
They are best for intermediate aquarists due to their adult size, group behavior, and need for stable water quality.
Can Red Head Tapajos live with shrimp?
No. Freshwater shrimp will likely be eaten or stressed and are not recommended as tankmates.
Available at Tropical Treasures Wyo
The Red Head Tapajos Eartheater is a stunning choice for aquarists looking for a peaceful, active, and naturally beautiful South American cichlid. Visit Tropical Treasures Wyo in Cheyenne, Wyoming, or shop online for freshwater fish, live plants, aquarium supplies, and expert aquarium care support.
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