Open Water certifiedSDI Certified
SDI Marine Eco Systems Awareness Diver
Understand the underwater world you're diving in — and how to protect it.
$249.00Enrollment Open
Have questions? Call (512) 489-4404- ✓eLearning access as soon as you check out
- ✓We’ll be in touch to schedule your sessions
Taught by Brady Huddleston
SDI Course Director & Instructor Trainer · PADI IDC Staff Instructor · American Red Cross Instructor
What's included
✓SDI eLearning and course materials
✓Personal instruction from a certified SDI Instructor
✓One open water training dive focused on ecosystem observation
✓Lifetime SDI certification, recognized worldwide
✓Flexible scheduling — pool sessions at your location, open water dives at local Texas sites
“Best decision I made. The instructors were patient, the small class size meant real attention, and I booked everything online without a single phone call.”
Who it's for
This course builds on prior certification and experience — here's what you'll need before you start.
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SDI Open Water Scuba Diver, SDI Junior Open Water Diver, or equivalentBase certification required
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Minimum age 1810 years old with parental consent
What you'll learn
Knowledge Development
✓Physical attributes of water: temperature, thermoclines, salinity, halocline, dissolved gases, light and photosynthesis, nutrient circulation, waves, tides, and currents
✓Topographical features and how they shape marine life
✓Marine organisms: plankton, aquatic plants and animals, local species, food webs, and daily behavioral changes
✓Ecosystem types: tropical reef, temperate, and freshwater environments
✓Issues facing marine ecosystems today and the diver's role in conservation
Practical Training
✓Environmentally friendly diving techniques: buoyancy control and kick technique that protect the reef
✓Local site considerations for minimizing impact
✓Identifying local flora and fauna during a dive
✓Observing and logging ecosystem conditions
Frequently asked questions
Absolutely — this is one of the most approachable specialties out there. No advanced skills required, just curiosity about what you're seeing on every dive.
Simple process
How it works
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eLearning at home
Complete the academic portion online at your own pace — videos, quizzes, no classroom required.
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In-person session
A short in-person class — no pool or open-water diving involved for this course.
Ready?
Ready to get in the water?
Book online in minutes. eLearning starts instantly. We’ll be in touch to schedule.
Already certified? Advanced Adventure Diver is a popular next step.