Description
Microworms Culture โ The Ultimate Live Food for Fry & Nano Fish
Microworms (Panagrellus redivivus) are an essential live food source for fish breeders and keepers of nano species.1 These tiny, white nematodes are highly nutritious and serve as the perfect “first food” for newly hatched fry that are too small to consume brine shrimp or flakes. Because they stay alive in the water column for several hours, they provide a constant, moving food source that triggers the natural hunting instincts of young fish.
๐ก Key Features
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โ Perfect Starter Food โ At only 0.5โ2mm in size, they are ideal for fry that have just absorbed their yolk sacs.
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โ High Nutritional Value โ Rich in proteins and essential fats that promote rapid growth and high survival rates.
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โ Stimulates Feeding โ Their constant wriggling motion is irresistible to even the pickiest eaters.
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โ Long-Lasting in Water โ Unlike many other live foods, microworms can survive for over 24 hours in freshwater, preventing immediate water spoilage.
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โ Sustainable & Easy to Culture โ A single starter culture can be harvested indefinitely with a simple mixture of oats and yeast.
๐ Suitable For
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Newly Hatched Fry (Bettas, Guppies, Corydoras, Killifish, etc.)
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Nano Fish Species (Chili Rasboras, Celestial Pearl Danios, Ember Tetras)
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Bottom Dwellers (Small loaches and shrimp enjoy scavenging them as they settle)
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Small Surface Feeders (Endlers and fancy guppies)
โ๏ธ Specifications
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Product Name: Microworms Culture (Panagrellus redivivus)
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Type: Live Starter Culture
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Size: 0.5 โ 2 mm (Microscopic to the naked eye)
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Application: High-protein live food for fry and small-mouthed freshwater fish
๐ง How to Use
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Harvest: Use a small brush, finger, or spatula to swipe the worms off the sides of the culture container (above the media).
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Feed: Dip the brush or tool directly into the aquarium or a small container of tank water to release the worms.
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Portion Control: Feed in small amounts; while they live a long time, you should only feed what your fish can consume within a few hours.
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Target Feeding: Use a pipette to deliver worms directly to a cluster of fry for best results.
๐งผ Maintenance & Culturing
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Culture Medium: Grow on a base of moist, cooked oatmeal or instant oats mixed with a pinch of active dry yeast.
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Environment: Keep the container at room temperature ($20-25^\circ\text{C}$) in a dark or dimly lit area.
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Ventilation: Ensure the lid has tiny air holes (covered with a fine mesh or cotton to prevent pests like fruit flies).
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Sub-culturing: Start a new culture every 2โ4 weeks when the old media begins to darken or smell overly sour to ensure a continuous food supply.
โ Why Choose Microworms?
Microworms are the most cost-effective and reliable live food for any serious fish breeder. They bridge the critical gap between “infusoria” and “baby brine shrimp,” ensuring your fry get the head start they need to thrive. If you want to see faster growth and higher survival rates in your fish room, a Microworm culture is an indispensable tool.







