Time release food blocks made especially for feeding nano aquarium species of shrimp, crabs, crayfish, and fish.

• Contains Plankton & Spirulina for the long-term health of your nano aquarium animals.
• Great supplemental food source for difficult feeders.
• Can be used for routine feeding to provide enrichment and variety, or for weekend and vacation feeding.
• Will not cloud the water and is formulated for fresh and saltwater species