How long does it take for a puffer fishes eggs to hatch?

The time it takes for pufferfish eggs to hatch depends on the species of pufferfish and the water temperature. In general, it can take anywhere from a few days to a few weeks for pufferfish eggs to hatch. For example, the eggs of the green spotted pufferfish (Tetraodon nigroviridis) hatch in about 8 days at a water temperature of 77°F (25°C), while the eggs of the red-eye pufferfish (Carinotetraodon irrubesco) hatch in about 2 weeks at a water temperature of 82°F (28°C).