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  • Traveling in Pairs
  • Rush hour begins.
  • Mingling With the Limulus
  • Close-up of the Frenzy
  • Horseshoe Crab Eggs
  • This large female visits every year!
  • A Typical Scene - A Female and Several Males
  • Full Counting Grid
  • Soaked But Happy Volunteers
Horseshoe Crab Survey 2013
Each year the Conservancy's volunteers convene to measure the abundance and health of horseshoe crabs, usually at high tide and under a full moon, always exhibiting flexibility and dedication in light of changing weather and beach conditions.

We’re Accountable

The Nature Conservancy makes careful use of your support.

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