To enhance navigation and vessel safety, and to protect the marine environment, a VTS may issue advisories, or respond to vessel requests for information, on reported conditions within the VTS area, such as:

1. (a) Hazardous conditions or circumstances;
2. (b) Vessel congestion;
3. (c) Traffic density;
4. (d) Environmental conditions;
5. (e) Aids to navigation status;
6. (f) Anticipated vessel encounters;
7. (g) Another vessel's name, type, position, hazardous vessel operating conditions, if applicable, and intended navigation movements, as reported;
8. (h) Temporary measures in effect;
9. (i) A description of local harbor operations and conditions, such as ferry routes, dredging, and so forth;
10. (j) Anchorage availability; or
11. (k) Other information or special circumstances.