1. Boating is fun… we’ll show you how America’s Boating Course 3 rd Edition 1 Navigation Aids Chapter 2 Section 5 Presented by the St Paul Sail and Power Squadron

2. Boating is fun… we’ll show you how What Type of Aids? Lateral aids Side of the channel Preferred channel Non-lateral aids Danger, safe water Information, regulatory Special 2

3. Boating is fun… we’ll show you how Appearance of Aids Buoys Float & moored to bottom Can drift May be lighted Beacons Fixed to bottom Can’t move May be lighted 3

4. Boating is fun… we’ll show you how RRR Red – Right – Returning 4

5. Boating is fun… we’ll show you how Red Marks - Nuns Even numbers Unlighted Lighted 5

6. Boating is fun… we’ll show you how Green Marks - Cans Odd numbers Unlighted Lighted 6 3 “3”

7. Boating is fun… we’ll show you how Daymarks Lighted Unlighted 7

8. Boating is fun… we’ll show you how Preferred Channel Mark Light is color of top band 8

9. Boating is fun… we’ll show you how Safe Water Mark Center of channel 9

10. Boating is fun… we’ll show you how Regulatory Marks White cylindrical buoys Symbol indicates purpose 10

11. Boating is fun… we’ll show you how Isolated Danger Marks 2 balls – one over other 11

12. Boating is fun… we’ll show you how Special Marks Always yellow May have yellow light May have seals Intracoastal Waterway 12

13. Boating is fun… we’ll show you how Labels for Marks Green - Odd numbers Red - Even numbers Numbers increase away from seaward Always in “quotes” on charts Numbers may be missing 13

14. Boating is fun… we’ll show you how Chart Labels Lighted buoy – Magenta disc Lighted beacon – Magenta flare 14

15. Boating is fun… we’ll show you how Navigation Aids 15 Up River Down River

16. Boating is fun… we’ll show you how Light Colors Chart shows light colors (R-G-Y) R & G: buoys having lateral significance Y: special marks Some marks have white light Safe-water Mo (A) Isolated Danger Dayboards Light may have pattern Example: Fl (2+1) R 16

17. Boating is fun… we’ll show you how Light Patterns Used to distinguish between marks Short, Long, Quick Pattern labeled on chart Intervals of flashes Flash, Quick, Iso, Occult, Mo A 17

18. Boating is fun… we’ll show you how Light Patterns Flashing Occulting Composite flash (2-1) Mo(A) Animated 18

19. Boating is fun… we’ll show you how Ranges 19 Help stay in channel Back aid is taller May be lighted Shown on chart

20. Boating is fun… we’ll show you how Sound Signals Bell Gong Horn Whistle 20

21. Boating is fun… we’ll show you how Intracoastal Waterway System (ICW) Protected waterways on East coast & Gulf of Mexico Uses yellow symbols on standard marks 21

22. Boating is fun… we’ll show you how The Western Rivers Marking System is presently merging with the U.S. Aids To Navigation System (ATONS) and was discontinued on December 31, 2003. Vessel operators may encounter both types of systems during this transitional period. 22 U.S. Aids To Navigation On Western Rivers

23. Boating is fun… we’ll show you how U.S. Aids To Navigation On Western Rivers 23

24. Boating is fun… we’ll show you how 24 U.S. Aids To Navigation On Western Rivers

25. Boating is fun… we’ll show you how What is it? 25

26. Boating is fun… we’ll show you how 26 What is it?

27. Boating is fun… we’ll show you how 27 What is it?

28. Boating is fun… we’ll show you how collage Remember the Marks 28

29. Boating is fun… we’ll show you how End Section 5 29