Pumpkinseed Sunfish
Lepomis gibbosus
Pumpkinseed Sunfish (Lepomis gibbosus) — Varies care, Peaceful, under Other. Minimum tank in the app: 70 US gal min; aim for 41–73°F and pH 6.5–7.5. The Pumpkinseed Sunfish appeals to aquarists seeking a vibrant addition to a spacious tank, ideally suited for those with experience in managing semi-aggressive species.

Captive lifespan reflects typical experience in a home aquarium, not maximum recorded age; genetics, sourcing, and care vary.
Natural distribution
North America
- Central America & Mexico
Regional colours match the stocking calculator’s origin map.
Pumpkinseed Sunfish Tank Setup
Aim for a minimum of 265 liters with ample open swimming space complemented by hiding spots created from rocks or driftwood. A balanced current and moderate lighting can enhance comfort, while a sandy or fine gravel substrate mimics their natural habitat, promoting exploration and foraging.
What Do Pumpkinseed Sunfishs Eat?
These sunfish are opportunistic feeders with a moderate feeding speed, requiring a balanced diet to maintain their vibrant coloration and health. Competition can arise when offering food, especially if tank mates are faster or more aggressive feeders, so ensure a varied diet to mitigate any risks of nutrient deficiency.
Pumpkinseed Sunfish Tank Mates
While generally compatible with other mid-water dwellers of similar size, caution is advised with overly timid species or those that occupy the same vertical space. Intraspecies interactions are typically solitary, as they do not shoal and prefer personal territory; avoid overcrowding to minimize aggression.
Are Pumpkinseed Sunfishs Good for Beginners?
Care demand varies with setup and individual fish; use the numbers above as your baseline. Aquarists often underestimate the space and filtration requirements for Pumpkinseed Sunfish, leading to poor water quality and increased aggression. Neglecting to provide sufficient cover can also exacerbate territorial behavior and stress, ultimately affecting their health and wellbeing.
Building a community? Run the full list through the stocking calculator before you add anything else.
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