Common Pleco
A powerful algae grazer that can grow very large. Common plecos are often sold small but need a big tank and strong filtration as adults.
tankSize
300L (75 gal) minimum for an adult
careLevel
Intermediate
temperature
23 to 27C
temperament
Semi-peaceful
diet
Algae wafers, vegetables, and sinking pellets
lifespan
10 to 15 years
aloneOrCommunity
Community (large tank)
weeklyMaintenance
Large water changes and strong filtration upkeep
Best for
- Owners with large aquariums
- People who want a big bottom-dweller
- Tanks with driftwood and plenty of hiding spots
- Keepers who can manage heavy bioload
Not ideal for
- Small and medium tanks
- Owners buying 'for algae' without planning for adult size
- Tanks with delicate plants that may be uprooted
- Overstocked aquariums with weak filtration
Temperament
- Generally peaceful but can be territorial with other plecos
- Mostly nocturnal and hides during the day
- Strong and can move décor if unsecured
Daily routine
feeding: Offer vegetables and wafers, especially in the evening.
check: Monitor for healthy body condition and normal grazing.
enrichment: Driftwood and caves support natural behavior and digestion.
Living fit
smallHome: Not ideal due to adult size and tank requirement.
kids: Interesting, but the tank needs are significant.
firstTimeOwner: Not recommended unless you plan for a very large tank.
Health notes
- Requires excellent filtration due to heavy waste production.
- Can starve if only 'algae' is provided as food.
- Ensure décor is stable to avoid injuries.
Cost and time
time: Moderate weekly time due to large tank maintenance.
cost: High setup cost if housed properly long term.
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