What size tank does Lemon Tetra need?

Lemon Tetra needs at least 20 gallons before tank mates or bioload are added; larger groups and active fish need more room.

What water parameters does Lemon Tetra need?

Keep Lemon Tetra at 72-82F, pH 5.5-7.8, GH 2-15 dGH, and KH 1-8 dKH.

Is Lemon Tetra good for beginners?

Lemon Tetra is rated beginner for beginners. Match its tank size, water parameters, and temperament before choosing tank mates.

What do Lemon Tetra eat?

Lemon Tetra diet is listed as omnivore. Feed a varied aquarium diet suited to that category.

How many Lemon Tetra should be kept together?

Keep at least 6 Lemon Tetra together. Social behavior: schooling.

Can Lemon Tetra live with shrimp?

Sometimes. Lemon Tetra is marked caution with shrimp, so adults may work with cover but shrimplets can be eaten.

Can Lemon Tetra live with bettas?

Sometimes. Lemon Tetra and Betta need at least 20 gallons, with normal group sizes handled. Lemon Tetra should be kept in a group of at least 6, not as a single add-on.

Lemon Tetra

Add Lemon Tetra to the visual aquarium planner

Starts with one fish in an editable 30 US gal example. Set your actual tank size and species group counts before drawing conclusions.

Hyphessobrycon pulchripinnis compatibility profile. Find the best tank mates by checking water parameters, aquarium swim zone pressure, social rules, and pair-by-pair shrimp-safety checks.

Core facts & bioload limits

Adult size1.8"

Minimum tank20 gal

Temperamentpeaceful

Group6+

temperature72-82F
pH5.5-7.8
water hardnessGH 2-15 dGH | KH 1-8 dKH
plant safetysafe
shrimp safetycaution
algae eating rolenone
beginner suitabilitybeginner

Planning tools

Fish Compatibility CheckerCheck Lemon Tetra against a selected tank mate.Aquarium Stocking CalculatorEstimate Lemon Tetra bioload and group-size pressure.Water Parameter MatcherCompare Lemon Tetra with your temperature, pH, GH, and KH.

Species resources

Community planning & swim zone pressure

When planning a community around Lemon Tetra, consider the aquarium swim zone pressure. This species primarily occupies the middle zone. Balance the setup by choosing tank mates that occupy the top or bottom zones to reduce crowding and stress.

2026 smart aquarium and aquascape planning for Lemon Tetra

Minimum tank footprint for adult Lemon Tetra

Lemon Tetra needs at least 20 gallons before tank mates, decor displacement, or group-size pressure are added.

Why nano aquarium advice does not fit Lemon Tetra

Aquascape style cannot compensate for a tank that is too small. Match the adult footprint, social group, and filtration first, then choose plants or hardscape.

Does Lemon Tetra need programmable LED sunrise/sunset lighting?

Programmable sunrise and sunset ramps are optional, but gradual lighting can reduce startle behavior in tanks with open swimming lanes or skittish community fish.

Ideal smart heater temperature parameters for Lemon Tetra breeding

Keep the heater inside the listed range of 72-82F; breeding attempts should favor stability over chasing the warmest possible number.

How high water flow from modern powerheads affects Lemon Tetra

Match flow to swim zone and body shape. If Lemon Tetra avoids open water, clamps fins, or hides behind hardscape, reduce direct current and add calmer feeding areas.

Best natural biotope tank mates for Lemon Tetra

Favor tank mates with overlapping temperature, pH, hardness, temperament, and swim-zone use instead of mixing fish only because they share a broad region or store display tank.

Will Lemon Tetra uproot carpet plants in a Dutch style aquascape?

Plant safety is marked as safe. Even plant-safe fish can disturb carpets if they dig, graze aggressively, or crowd the foreground during feeding.

Blackwater botanical setups for Lemon Tetra stress relief

Use botanicals only when the softer, tinted-water style fits the species water range. Keep pH and hardness inside the listed limits instead of dropping them quickly for appearance.

Minimalist Iwagumi aquascape stocking ideas featuring Lemon Tetra

Iwagumi layouts leave fewer visual barriers, so choose peaceful tank mates and avoid territorial species that need caves, dense stems, or broken sightlines.

Care caveats

notesPeaceful tetra that colors best in planted tanks and stable groups.
caveatPeaceful tetra that colors best in planted tanks and stable groups.

Conditional tank mates

No green matches are currently published for this species. These yellow matches may work only when the warnings are handled, especially temperature range, group size, flow, and stocking density.