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Species comparison

Compare two aquarium species before choosing stock.

Pick two profiles from the TankFlare species database and compare water ranges, adult size, temperament, diet, schooling needs, and care difficulty in one place.

Koi Angelfish, a moderate freshwater aquarium species

Koi Angelfish

Pterophyllum scalare
Profile
BeginnerModerate
Min tank
30 gal
Adult size
6 in
School min
1
Diet
omnivore
Flashygentle flowswallows small fishshrimp predatorfry predator
Adolfoi Cory Catfish, a peaceful freshwater aquarium species

Adolfoi Cory Catfish

Corydoras adolfoi
Profile
BeginnerPeaceful
Min tank
20 gal
Adult size
2.4 in
School min
6
Diet
omnivore
Community leaninggentle flow

Compatibility

Use CautionSome concerns — manageable with the right tank size and setup. Check below.
  • Same-species limitNo same-species limit conflict was found for this pair.
  • TemperatureKoi Angelfish and Adolfoi Cory Catfish have overlapping temperature ranges.
  • pHKoi Angelfish and Adolfoi Cory Catfish have overlapping ph ranges.
  • GHKoi Angelfish and Adolfoi Cory Catfish have overlapping gh ranges.
  • KHKoi Angelfish and Adolfoi Cory Catfish have overlapping kh ranges.
  • Predation safetyNo clear predation conflict was found for this pair.
  • Oxygen and flowOxygen and flow requirements are compatible.
  • Temperament matchTemperament gap is wide. The more assertive species may bully or stress the other.
  • Fin-nipping / aggression riskNo significant fin-nipping or aggression risk between these two.
  • TerritoryTerritory overlap is not a major concern for this pair.
  • Size safetyAdult sizes are close enough that predation is unlikely.

This checks whether these two species have any clear red flags together. For a real stocking plan, run the full checker with your tank size, fish counts, cycle status, and filter setup.

Water range overlap

Colored bars share one scale per row; the bright center shows usable overlap.

TemperatureOverlap 76-78°F
60-90°F
Koi Angelfish: 76-82°FAdolfoi Cory Catfish: 72-78°F
pHOverlap 6-7.5
5-9
Koi Angelfish: 6-7.5Adolfoi Cory Catfish: 6-7.5
GHOverlap 3-15 dGH
0-30 dGH
Koi Angelfish: 3-15 dGHAdolfoi Cory Catfish: 2-15 dGH
KHOverlap 1-10 dKH
0-25 dKH
Koi Angelfish: 1-10 dKHAdolfoi Cory Catfish: 1-10 dKH

Behavior and care scores

Higher scores usually mean more planning risk or more specialized care.

TemperamentKoi Angelfish higher
Koi Angelfish3/5
Adolfoi Cory Catfish1/5
Care difficultyKoi Angelfish higher
Koi Angelfish2/5
Adolfoi Cory Catfish1/5
Diet difficultyKoi Angelfish higher
Koi Angelfish2/5
Adolfoi Cory Catfish1/5
BioloadKoi Angelfish higher
Koi Angelfish3/5
Adolfoi Cory Catfish1/5
Oxygen needSimilar
Koi Angelfish2/5
Adolfoi Cory Catfish2/5
Fin nippingSimilar
Koi Angelfish0/5
Adolfoi Cory Catfish0/5
TerritorialKoi Angelfish higher
Koi Angelfish3/5
Adolfoi Cory Catfish0/5
Check this pair in my tankCheck both togetherCheck a tank with Koi AngelfishCheck a tank with Adolfoi Cory Catfish