Instructions & Data Sheets
Alert
Blizzard: February 24, 2026
Classes before noon on Tuesday, February 24 will remain remote. Review our website for detailed instruction.
2024 Spawning Survey Dates
| New Moon | Full Moon |
|---|---|
| June 4, 6, 8 | May 21, 23, 25 |
| July 3, 5, 7 | June 20, 22, 24 |
Volunteers: Day and/or Night high tides may be surveyed on the above dates.
Tidal Times | CTDEEP Tagging Permit 2023-2026
Spawning Survey Protocol & Data Sheets
- Data Checklist
Be sure to gather all data listed on this checklist every time you go out tagging/surveying - Spawning Survey Protocol
Read before conducting a spawning survey/count of mating horseshoe crabs. - Project Limulus Data Sheets
This Excel file has printable version of all data sheets including: spawning survey sheets, tagging sheets, recapture sheets, and shell condition/recapture sheets (to be used if/when you run out of tags) - Shell Condition Guidelines
- Parasite Condition Guide
- Juvenile Horseshoe Crab Sizing Guide
- Juvenile Horseshoe Crab Data Sheet
- Participant List Excel Sheet
Granting agencies like to know how many people participate in the Project. Keep track of who goes out tagging/surveying with you and email the list at the end of the summer to Jo-Marie Kasinak.