Tetras:
* Cardinal Tetra (Paracheirodon axelrodi): Iconic bright red and blue fish, very popular.
* Neon Tetra (Paracheirodon innesi): Similar to the Cardinal Tetra, but smaller and with a less pronounced red color.
* Black Neon Tetra (Hyphessobrycon herbertaxelrodi): Smaller than the Neon Tetra with a dark black stripe.
* Glowlight Tetra (Hemigrammus erythrozonus): Yellowish body with a bright red stripe.
* Red-Line Tetra (Hemigrammus bleheri): Small, peaceful, and colorful.
Cichlids:
* Discus (Symphysodon spp.): Large, colorful fish with a distinctive disc-shaped body.
* Angelfish (Pterophyllum spp.): Graceful, elegant fish with long, flowing fins.
* Ram Cichlid (Mikrogeophagus ramirezi): Small and brightly colored, often referred to as "Rams."
* Apistogramma: A genus of dwarf cichlids with numerous species, known for their vibrant colors and complex breeding behaviors.
Catfish:
* Corydoras (Corydoras spp.): Small, peaceful catfish that come in a variety of colors and patterns, known for their scavenging behavior.
* Panaque (Panaque spp.): Larger, wood-eating catfish, popular for their unique appearance.
* Pleco (Hypostomus spp.): Large, armored catfish, often kept for algae control.
Other:
* Dwarf Gourami (Colisa lalia): Small, peaceful labyrinth fish, known for their beautiful colors and elaborate bubble nests.
* Amazon Swordplant (Echinodorus bleheri): Popular aquarium plant native to the Amazon.
Important Note: It's crucial to research the specific care requirements of any fish you are considering. Amazonian fish often have specific needs for water parameters (temperature, pH, etc.) and diet.
This is just a small sample of the vast array of fish native to the Amazon. There are countless other fascinating species to explore, each with its own unique characteristics and charm.