Make food and shelter accessible
Newly hatched shrimp are tiny and spend much of their time grazing. Moss, fine plants, and mature surfaces offer cover and small food sources close at hand.
Protect filter intakes with a sponge or fine prefilter. Check for gaps after maintenance, because juveniles can reach openings that adults cannot.
Keep the aquarium calm
Avoid large rescapes, aggressive tank mates, and sudden chemistry changes while a colony is breeding. Feed a suitable fine food sparingly if natural grazing surfaces are limited.
More food does not automatically mean more surviving young. Remove excess promptly and keep ammonia and nitrite at zero.
For your own tank
Make sure there are fine grazing surfaces throughout the tank, not only in one clump. Check the prefilter after maintenance and keep fish from reaching nursery cover. Track whether juveniles appear over time instead of expecting every hatchling to survive.
Use these as general hobby references. Test your aquarium and confirm product guidance before making changes.