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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.

Red Swordtail, a peaceful freshwater aquarium species

Red Swordtail

Xiphophorus hellerii
Profile
BeginnerPeaceful
Min tank
30 gal
Adult size
4 in
School min
3
Diet
omnivore
Community leaningfry predatorsafe with adult shrimp
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

CompatibleNo major red flags for this pair. Run the full checker for your specific setup.
  • Same-species limitNo same-species limit conflict was found for this pair.
  • TemperatureRed Swordtail and Adolfoi Cory Catfish have overlapping temperature ranges.
  • pHRed Swordtail and Adolfoi Cory Catfish have overlapping ph ranges.
  • GHRed Swordtail and Adolfoi Cory Catfish have overlapping gh ranges.
  • KHRed Swordtail 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 differs slightly. Watch for stress in the less assertive species.
  • 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 72-78°F
60-90°F
Red Swordtail: 72-79°FAdolfoi Cory Catfish: 72-78°F
pHOverlap 7-7.5
5-9
Red Swordtail: 7-8.3Adolfoi Cory Catfish: 6-7.5
GHOverlap 10-15 dGH
0-30 dGH
Red Swordtail: 10-25 dGHAdolfoi Cory Catfish: 2-15 dGH
KHOverlap 4-10 dKH
0-25 dKH
Red Swordtail: 4-12 dKHAdolfoi Cory Catfish: 1-10 dKH

Behavior and care scores

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

TemperamentRed Swordtail higher
Red Swordtail2/5
Adolfoi Cory Catfish1/5
Care difficultySimilar
Red Swordtail1/5
Adolfoi Cory Catfish1/5
Diet difficultySimilar
Red Swordtail1/5
Adolfoi Cory Catfish1/5
BioloadRed Swordtail higher
Red Swordtail2/5
Adolfoi Cory Catfish1/5
Oxygen needSimilar
Red Swordtail2/5
Adolfoi Cory Catfish2/5
Fin nippingSimilar
Red Swordtail0/5
Adolfoi Cory Catfish0/5
TerritorialSimilar
Red Swordtail0/5
Adolfoi Cory Catfish0/5
Check this pair in my tankCheck both togetherCheck a tank with Red SwordtailCheck a tank with Adolfoi Cory Catfish