Jump to Navigation
Mean lower low water
A datum or basis from which depths are measured on many charts. It is the average of the lowest of the two low tides each day on a 19 year cycle. Since it is a mean low tides can be lower than this.
Main menu
Home
Special Features
Learn About
Browse Collection
About
Search
Main menu
Home
Special Features
Glossary
Journal of Edwin Mitchell
The Journal of Margaret Oakes
Learn About
Maritime Communities
Our Maine Ancestors
Fisheries
Working The Bay
History of Navigation
Ships & Shipbuilding
Maine and the Asian Trade
Life at Sea
Marine Art
The Searsport Captains
Women’s Roles
Browse Collection
About
About The Museum
About This Website
Contact
Search
Search form
Search
»
Advanced Search Options
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
Y
Z