Elassoma evergladei, commonly known as the Everglades Pygmy Sunfish, is a tiny, fascinating freshwater fish native to the southeastern United States.

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Species Overview

• Scientific Name: Elassoma evergladei
• Common Name: Everglades Pygmy Sunfish
• Family: Elassomatidae
• Origin: Southeastern U.S., especially Florida and the Everglades region
• Size: Up to 2.5 cm (1 inch)
• Lifespan: Around 1–2 years

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Habitat & Tank Setup

• Natural Habitat: Slow-moving, heavily vegetated waters like swamps, ditches, and marshes
• Tank Size: Minimum 5 gallons for a pair or trio
• Substrate: Dark sand or fine gravel
• Plants: Dense planting is essential—floating plants, mosses, and fine-leaved species like hornwort or guppy grass
• Filtration: Gentle flow; sponge filters are ideal
• Lighting: Low to moderate

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Water Parameters

• Temperature: 18–26°C (64–79°F)
• pH: 6.0–7.5
• Hardness: Soft to moderately hard water

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Diet

• Type: Micropredator
• Preferred Foods: Live foods like daphnia, baby brine shrimp, microworms, and grindal worms
• Note: Often refuses dry food—live or frozen is best

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Behavior & Compatibility

• Temperament: Peaceful but shy; males can be territorial during breeding
• Tankmates: Best in a species-only tank or with very small, non-aggressive fish
• Behavior: Males display beautiful iridescent blue and black coloration when courting

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Breeding

• Spawning: Males build territories and display to attract females
• Eggs: Laid in dense vegetation; parents do not guard them
• Fry Care: Tiny and need infusoria or vinegar eels initially