Back to species
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.

Freshwater Moray Eel, a assertive freshwater aquarium species

Freshwater Moray Eel

Gymnothorax polyuranodon
Profile
AdvancedAssertive
Min tank
125 gal
Adult size
30 in
School min
1
Diet
carnivore
TerritorialHigh energylive or fresh foodspecialized dietbrackish or specialist
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

  • Same-species limitNo same-species limit conflict was found for this pair.
  • TemperatureFreshwater Moray Eel and Adolfoi Cory Catfish have overlapping temperature ranges.
  • pHFreshwater Moray Eel and Adolfoi Cory Catfish have overlapping ph ranges.
  • GHFreshwater Moray Eel and Adolfoi Cory Catfish have overlapping gh ranges.
  • KHFreshwater Moray Eel and Adolfoi Cory Catfish have overlapping kh ranges.
  • Predation safetyPredation risk: Freshwater Moray Eel may eat Adolfoi Cory Catfish. Choose tankmates this species cannot swallow or hunt, or keep them in separate setups.
  • 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 size differs by 12.5x. The larger fish may bully or intimidate the smaller one.

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 74-78°F
60-90°F
Freshwater Moray Eel: 74-82°FAdolfoi Cory Catfish: 72-78°F
pHOverlap 7-7.5
5-9
Freshwater Moray Eel: 7-8.2Adolfoi Cory Catfish: 6-7.5
GHOverlap 8-15 dGH
0-30 dGH
Freshwater Moray Eel: 8-20 dGHAdolfoi Cory Catfish: 2-15 dGH
KHOverlap 5-10 dKH
0-25 dKH
Freshwater Moray Eel: 5-15 dKHAdolfoi Cory Catfish: 1-10 dKH

Behavior and care scores

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

TemperamentFreshwater Moray Eel higher
Freshwater Moray Eel4/5
Adolfoi Cory Catfish1/5
Care difficultyFreshwater Moray Eel higher
Freshwater Moray Eel5/5
Adolfoi Cory Catfish1/5
Diet difficultyFreshwater Moray Eel higher
Freshwater Moray Eel5/5
Adolfoi Cory Catfish1/5
BioloadFreshwater Moray Eel higher
Freshwater Moray Eel5/5
Adolfoi Cory Catfish1/5
Oxygen needFreshwater Moray Eel higher
Freshwater Moray Eel3/5
Adolfoi Cory Catfish2/5
Fin nippingSimilar
Freshwater Moray Eel0/5
Adolfoi Cory Catfish0/5
TerritorialFreshwater Moray Eel higher
Freshwater Moray Eel4/5
Adolfoi Cory Catfish0/5
Check this pair in my tankCheck both togetherCheck a tank with Freshwater Moray EelCheck a tank with Adolfoi Cory Catfish