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Uncover the hidden world of corals, nudibranchs, and crustaceans. Learn how spineless creatures build, protect, and rule the underwater ecosystems of Koh Lanta.
1. Why Take This Speciality Course?
Take a fresh look at the hidden life of tropical reefs Behind the fish and corals lies a huge variety of fascinating organisms: cleaner shrimp, decorator crabs, mimic octopuses, cuttlefish, sea stars, and anemones. The SSI Marine Invertebrate Ecology specialty reveals how these species function and their crucial importance in the food chain. By learning to spot clues of their presence in crevices, sand, or cavities, you will turn every dive into a true biological treasure hunt.
- Understanding Major Phyla: Learn to distinguish cnidarians, mollusks, crustaceans, echinoderms, and annelids.
- Camouflage & Defense Abilities: Discover how cephalopods change color and how crustaceans seek shelter.
- Symbiosis & Cleaning: Observe unique partnerships (shrimp and anemones, hermit crabs and corals).
- Open to Everyone: Academic course accessible to scuba divers, freedivers, and snorkelers.
2 .Course Curriculum (1 Day)
The course combines interactive online learning on the MySSI app and a topic presentation at the center with your instructor (with an optional practical application during your ocean dives).
🔹 Key Topics Covered:
- Introduction to Marine Phyla: Anatomy, movement methods, and feeding systems of invertebrates.
- Focus on Cephalopods: The remarkable intelligence of octopuses, cuttlefish, and squid in the Andaman Sea
3. Prerequisites
- Prerequisites: No diving prerequisites required (also accessible to non-divers, freedivers, and snorkelers).
- Minimum Age: 10 years old.
4. Your International Certification
At the end of the course, you will earn your SSI Marine Invertebrate Ecology Specialty Certification.
- Recognized worldwide.
- Counts directly toward your Master Scuba Diver rating or Advanced Open Water / Specialty Diver levels SSI.
5. Frequently Asked Questions (FAQ)
Is this course suitable if I enjoy macro photography?
Absolutely! Invertebrates make up the vast majority of underwater macro photography subjects. This course provides you with the knowledge to know where to find them and understand their behavior.
Do we often see cephalopods in Koh Lanta?
Yes! Cuttlefish and octopuses are regularly spotted on the reefs of Koh Haa and Koh Bida, especially around rocky and coral areas.
6. Rates
This post is also available in fr.
