Ephemeral Lake Lagunitas - Find the two signs at the posted coordinates.
N 37 25.ABC W 122° 10.DEF
Find the sign at the posted coordinates about Lake Lagunitas:
A = Number of letters in the first word of the creek flowing from Felt Lake to San Francisquito Creek
B = Last digit of the second drought year
C = Number of inputs + number of outputs - 2
Find the adjacent sign regarding tiger salamanders:
D = First letter of first month of hydroperiod of breeding pond
E = Range of time it takes for eggs to hatch (in weeks)
F = Number of larval stage salamanders pictured * 2
Checksum A-F: 22
*** This cache is part of the Geocachers of the Bay Area (GBA) Cachin’ the Bay 2025 Passport Series ***