Online Plotting Course by Sea School
Our online plotting course for mariners teaches the various aspects of plotting, position finding, bearings & ranges, and how to work with plotting tools. Enroll online today and learn or refresh your skills at your own pace.

Elevate your plotting skills with Sea School's Plotting online course.
Our online plotting course for mariners teaches the various aspects of plotting, position finding, bearings & ranges, and how to work with plotting tools. Enroll online today and learn or refresh your skills at your own pace. *Please note this course is a prep course and is NOT USCG-Approved. Mariners must provide their own plotting tools. Please reference the FAQs at the bottom of the page for more information.
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Train from Anywhere with Sea School Courses – Learn at Your Own Pace
Train on your schedule with Sea School’s self-paced online courses. Designed for flexibility and convenience, our online programs allow you to complete key certifications and knowledge-based training from anywhere, at any time.
Train from Anywhere with Sea School Courses – Learn at Your Own Pace
Train on your schedule with Sea School’s self-paced online courses. Designed for flexibility and convenience, our online programs allow you to complete key certifications and knowledge-based training from anywhere, at any time.
Train from Anywhere with Sea School Courses – Learn at Your Own Pace
Train on your schedule with Sea School’s self-paced online courses. Designed for flexibility and convenience, our online programs allow you to complete key certifications and knowledge-based training from anywhere, at any time.
Upcoming Zoom Trainings
Join our courses from anywhere with our convenient Zoom sessions. Choose the dates that work best for your schedule and start your journey toward earning your next license or endorsement - without ever leaving home.
This Course Has Other Options for Learning
The Right Course for Every Seafarer

What Our Clients Say
Why Thousands of Mariners Choose Sea School?
Each year, over 7,500 students choose Sea School for their maritime training. We offer 30+ USCG-approved courses across in-person, online, and satellite formats, with training available at 6 locations nationwide. Team training is also available on-site or via satellite to meet company needs.
















We’ve developed comprehensive, engaging, and practical curriculum to set you up for success on the water
While the curriculum represented on the Sea School website is a general layout of course information, it is not the exact order in which lessons are taught.
Chart Navigation
- Plotting & Finding Position
- Measuring Distance & Direction
- Plotting a DR track
- The Nautical Slide Rules
- Bearings & Ranges
- Plotting Practice
Chart Navigation
- Plotting & Finding Position
- Measuring Distance & Direction
- Plotting a DR track
- The Nautical Slide Rules
- Bearings & Ranges
- Plotting Practice

Team Trainings
Sea School provides comprehensive team training solutions designed to meet your organization's unique requirements. Our certified instructors are available for on-site training at your location, or your team can utilize our dedicated training facilities. Please contact us for further details regarding our corporate training opportunities.

Online Trainings
Looking to obtain your next license at your own pace? Sea School offers a selection of immersive online courses designed to provide you with convenient access to our high-quality course material. Explore our online options and contact us with any questions you may have.
A Simple 3-Step Process to Get Certified and Start Your Maritime Career
Choose Your Course
Pick the course that fits your experience level and sea time and select the available format that works for you (in-person, Zoom, or online).
Enroll & Prepare
Register online or at a Sea School location. Ensure you meet eligibility requirements and start reviewing the provided study materials.
Get Certified
After finishing the course, you will need to submit your application to the Coast Guard to receive your Merchant Mariner Credential (MMC).

Advance your Maritime Career
What Our Clients Say
Course Comparison
Online Plotting FAQs
No. This online course is designed for mariners to enhance or refresh their plotting knowledge. It is not a substitute for the plotting section of Sea School's OUPV course and will not be counted toward your license.
No. Mariners must provide or purchase their own plotting tools for this course. Resources on where to find the various tools are below:
1.) Nautical Charts
2.) Parallel Ruler
3.) Divider
It’s Time to Start Your Maritime Career!
Helping thousands of mariners every year, Sea School is a leader in the maritime education space. Whether you are new to the industry or looking to add onto your Merchant Mariner Credential, find the courses right for you at Sea School.

