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Emerald Betta
Betta smaragdina
Care profile for Emerald Betta (Betta smaragdina): 7 cm adult size, 24–28°C, pH 6–7.5, beginner difficulty.
Care Parameters
Adult size
7 cm
Min tank
40 L
Temperature
24–28°C
pH
6–7.5
GH
2–10 dGH
Diet
Carnivore
Temperament
Peaceful
Water zone
Top
Difficulty
Beginner
Schooling
Solitary; one male per tank.
Suitable Plants
5Ludwigia Super Red
A vivid red stem plant that maintains its intense red coloration even under moderate lighting. Hardy and fast-growing, making it accessible for intermediate aquascapers.
Rotala rotundifolia
Care profile for Rotala rotundifolia: medium-high light, medium CO₂, intermediate difficulty.
Christmas Moss
A popular aquarium moss with branching fronds that resemble a Christmas tree shape. Attaches easily to hardscape and creates dense, attractive green coverage.
Dwarf Sagittaria
Care profile for Dwarf Sagittaria: low-medium light, none CO₂, beginner difficulty.
Water Wisteria
Care profile for Water Wisteria: medium light, low CO₂, beginner difficulty.
Compatible Invertebrates
4Blue Diamond Shrimp
A selectively bred color morph of Neocaridina davidi with solid, opaque blue coloration. Hardy and easy to breed, making them popular for planted tanks.
Ghost Shrimp
A see-through, feather-light scavenger sold by the handful. Tough across 3-15 dGH and a wide temperature band. Beware mislabeled tankmates: true Ghost Shrimp is Palaemon paludosus, while the larger, more predatory Macrobrachium species are often sold under the same name.
B
Babaulti Shrimp
A small, colorful freshwater shrimp available in green, brown, and striped morphs. Hardy and easy to breed, making them excellent additions to planted community tanks.
Cherry Shrimp
The most popular freshwater shrimp — bright red coloration, extremely hardy, and prolific breeder. The gateway species for shrimp keeping. Tolerates a wide range of conditions.
Suitable Equipment
5
Common Problems
5O
Old Tank Syndrome
Water quality slowly worsens over months or years despite regular small water changes.
waterF
Fish Gasping at Surface
Fish hover at the surface, breathing rapidly. A possible oxygen emergency.
fishH
High Ammonia Poisoning
Elevated ammonia levels cause burns, redness and rapid breathing.
waterF
Fin Rot
Fins look frayed, ragged or are visibly shrinking with white or red edges.
fishL
Low Filter Flow
The filter output weakens, reducing circulation and filtration.
equipment