Southern Green Corydoras (Brochis splendens)
The Southern Green Corydora, commonly known as the Emerald Cory, is a beautiful freshwater catfish prized for its brilliant metallic emerald-green coloration and peaceful nature. Known scientifically as Brochis splendens (formerly Corydoras splendens), this larger Cory species is an excellent choice for community aquariums, planted tanks, and hobbyists looking for an active bottom-dwelling fish.
Emerald Corys spend their days foraging along the substrate, helping clean up uneaten food while displaying charming social behaviors. Their shimmering green coloration becomes especially vibrant under quality aquarium lighting, making them one of the most attractive Cory-type catfish available.
Hardy, peaceful, and beginner-friendly, Southern Green Corydoras thrive when kept in groups and make a fantastic addition to a wide variety of freshwater aquariums.
Quick Facts
- Scientific Name: Brochis splendens
- Common Names: Southern Green Corydora, Emerald Cory, Emerald Green Cory
- Adult Size: 3–3.5 inches
- Temperament: Peaceful
- Care Level: Easy
- Diet: Omnivore
- Lifespan: 5–10 years
- Minimum Tank Size: 20 gallons
- Water Temperature: 72–78°F
- pH Range: 6.5–7.5
- Water Hardness: Soft to Moderate
- Swimming Level: Bottom Dweller
- Schooling Fish: Yes
Why Choose Southern Green Corydoras?
✔ Stunning metallic emerald-green coloration
✔ Peaceful and community-safe
✔ Active bottom-dwelling scavenger
✔ Excellent for planted aquariums
✔ Hardy and beginner friendly
✔ Safe with shrimp and snails
Aquarium Setup
Southern Green Corydoras thrive in mature aquariums with clean water, soft substrate, and plenty of cover.
Recommended setup:
- 20 gallons minimum
- Fine sand or smooth gravel
- Live plants
- Driftwood and caves
- Moderate filtration
- Stable water parameters
- Groups of 5–6 or more
Fine sand is ideal because it protects their sensitive barbels and encourages natural foraging behavior.
Diet & Feeding
Southern Green Corydoras are omnivores and readily accept:
- Sinking pellets
- Corydoras wafers
- Frozen bloodworms
- Brine shrimp
- Daphnia
- Blackworms
- Quality sinking foods
Although they help consume leftover food, they should always receive dedicated feedings.
Tank Mates
Southern Green Corydoras do well with:
- Tetras
- Rasboras
- Gouramis
- Angelfish
- Livebearers
- Dwarf Cichlids
- Shrimp
- Mystery Snails
- Other Corydoras species
Avoid aggressive fish and rough substrates that may damage their barbels.
Schooling Behavior
Southern Green Corydoras are social fish and should always be kept in groups.
Recommended group sizes:
- Minimum: 5–6 fish
- Ideal: 8+ fish
Keeping them in groups helps reduce stress and encourages natural behavior.
Frequently Asked Questions
Are Southern Green Corydoras peaceful?
Yes. They are extremely peaceful and make excellent community fish.
How big do Emerald Corys get?
Adults typically reach 3–3.5 inches, making them slightly larger than many Corydoras species.
What do Southern Green Corydoras eat?
They enjoy sinking pellets, wafers, frozen foods, and other protein-rich aquarium foods.
Can they live with shrimp or snails?
Absolutely. They are completely safe with shrimp, snails, and other peaceful aquarium inhabitants.
Do they need soft substrate?
Yes. Fine sand or smooth gravel is highly recommended to protect their sensitive barbels.
Do Emerald Corys eat algae?
No. They scavenge leftover food but should not be relied upon for algae control.
Available at Tropical Treasures Wyo
Shop healthy Southern Green Corydoras (Emerald Corys) at Tropical Treasures Wyo in Cheyenne, Wyoming. These beautiful freshwater catfish are perfect for planted aquariums, community tanks, and hobbyists looking for a peaceful and active bottom-dwelling fish.
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