What size tank does Glowlight Tetra need?

Glowlight Tetra needs at least 10 gallons before tank mates or bioload are added; larger groups and active fish need more room.

What water parameters does Glowlight Tetra need?

Keep Glowlight Tetra at 74-82F, pH 5.5-7.5, GH 2-12 dGH, and KH 1-6 dKH.

Is Glowlight Tetra good for beginners?

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

What do Glowlight Tetra eat?

Glowlight Tetra diet is listed as omnivore, micro foods. Feed a varied aquarium diet suited to that category.

How many Glowlight Tetra should be kept together?

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

Can Glowlight Tetra live with shrimp?

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

Can Glowlight Tetra live with bettas?

Sometimes. Glowlight Tetra and Betta need at least 10 gallons, with normal group sizes handled. Glowlight Tetra should be kept in a group of at least 6, not as a single add-on.

Glowlight Tetra

Add Glowlight 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.

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

Glowlight Tetra photo examples

Glowlight tetras over aquarium substrate

Core facts & bioload limits

Adult size1.5"

Minimum tank10 gal

Temperamentpeaceful

Group6+

Retail price tier$

temperature74-82F
pH5.5-7.5
water hardnessGH 2-12 dGH | KH 1-6 dKH
plant safetysafe
shrimp safetycaution
algae eating rolenone
beginner suitabilitybeginner
price tierBudget schooling fish. Observed retail label sequence from the 2026-06-08+ photo batch; exact local prices vary.

Planning tools

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

Species resources

Community planning & swim zone pressure

When planning a community around Glowlight 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 Glowlight Tetra

Can you keep Glowlight Tetra in a 5-gallon paludarium setup?

Glowlight Tetra needs closer to 10 gallons, so a 5-gallon paludarium is not the right baseline.

Walstad method stocking limits for Glowlight Tetra in nano aquariums

A Walstad-style setup can help plant growth, but it does not erase adult size, group-size, oxygen, or feeding waste limits. Use the stocking calculator before adding tank mates.

Does Glowlight 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 Glowlight Tetra breeding

Keep the heater inside the listed range of 74-82F; breeding attempts should favor stability over chasing the warmest possible number.

How high water flow from modern powerheads affects Glowlight Tetra

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

Best natural biotope tank mates for Glowlight 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 Glowlight 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 Glowlight 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 Glowlight Tetra

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

Skittles shrimp tank mates that won't eat fry in a 10-gallon

For shrimp-heavy nano tanks, treat Glowlight Tetra as caution with dwarf shrimp and add moss or fine plants if shrimplet survival matters.

Care caveats

notesSmall peaceful tetra; adult fish may sample tiny shrimplets but are not plant damaging.
caveatSmall peaceful tetra; adult fish may sample tiny shrimplets but are not plant damaging.

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.