• Largemouth bass spawn when the water reaches 55°F-65°F (13°C-18°C).
  • Smallmouth bass spawn when the water temperature reaches the low 60s (~17°C).
  • Grouse eggs are hatching.
  • Spring caribou migration is underway.
  • Crayfish chimneys may still be found in low-lying wet areas.
  • May is the peak time for waterfowl migration at Cape May, New Jersey.
  • May is a good time to visit the Jack pine forests at Mio, Michigan, to see Kirtland’s Warblers.
Kirtland's Warbler singing
Kirtland’s Warbler. Photo © Dogwood Ridge.