Making Your Own Making Your Own Boston Harbor Boston Harbor

ChartChart

Chart making is part of Chart making is part of NavigationNavigation..

NaviNavigation is the art and gation is the art and science of finding your science of finding your way on the water.way on the water.

Step 1: Step 1:

•Write your name and class on the upper Write your name and class on the upper left, then shade the land left, then shade the land yellowyellow. The . The water will stay water will stay whitewhite. Then you will know . Then you will know what’s land and what’s water.what’s land and what’s water.

•You don’t need to shade in the whole city You don’t need to shade in the whole city on the left side of the chart. All you on the left side of the chart. All you need to do is outline where the land ends need to do is outline where the land ends and the water begins.and the water begins.

•You do need to shade in all the islands,You do need to shade in all the islands,

•Some students like to start with the Some students like to start with the city, others start with the islands - your city, others start with the islands - your choice!choice!

Step 2:Step 2:

•Mark the Mark the channelschannels by coloring the buoy by coloring the buoy symbolssymbols red red oror greengreen..

•Channels are paths or passages through Channels are paths or passages through the harbor where we know the water is the harbor where we know the water is deep enough for a boat to go deep enough for a boat to go safelysafely..

•Bouys mark channels!Bouys mark channels!

Buoy symbols or Buoy symbols or iconsicons

Buoys in the Boston Buoys in the Boston HarborHarbor

Step 2 continued:

•There are 2 clues to tell you whether a buoy is red or green, a letter clue and a number clue.

•If you see an R or an R N near a buoy symbol, it will be red!

•If you see a G or a G C near a buoy symbol, it will be green!

More Step 2:

•You also have a number clue.

•Most of the little numbers all over the chart are telling you how deep the water is at low tide, but…

•The numbers in QUOTATION MARKS “ “ near the buoy symbols tell you the color.

•Red buoys always have EVEN numbers.

•Green buoys always have ODD numbers.

•Channels usually have red buoys on one side, green on the other.

The boat goes between

The red and the green!!