The Salish Sea, also called the Emerald Sea, because tiny micro-organisms called phytoplankton tint the sea green. As primary producers, diatoms and dinoflagellates produce more than half of the oxygen we breathe. Like plants, they use photosynthesis to convert sunlight and carbon dioxide into energy and oxygen. They are the foundation of the food chain and support all life on Earth.

PLANET OCEAN Why We All Need A Healthy Ocean released this month. We are excited to share this resource with our community as our underwater backyard, Edmonds Underwater Park and our Dive Team, is featured in the book. Diving in the Salish Sea at Edmonds Underwater Park changes lives. Read more about the PLANET OCEAN...

In this film you will meet your ocean neighbors. There’s so much life to explore. Annie Crawley's Dive Team documents the underwater world to give a voice to the ocean. We raise awareness about the amazing life that exists in our backyard and Edmonds, Washington. Many people ask us, “What do you see out there?" Here's our answer! Come take a virtual dive with us through Edmonds Underwater Park.

What tickles your toes when you walk into the water here in Puget Sound? Most refer to it as seaweed, but it looks similar to the grass that may grow outside your house. Seagrasses are flowering plants that live in shallow waters all over the world. Here in Puget Sound, we mostly see a species called Zostera marina, commonly called eelgrass. Most of what you can see of the eelgrass is the long ribbon-like blades which flow with the current. Eelgrass is one of the most important ecosystems in the entire ocean.

Eliza Street shares her journey to becoming a scientific diver. Through learning environmental survey techniques, she began to take a closer look at the world around her. Eliza shares the importance of species biodiversity and how this impacts environmental health.

Nudibranchs are no ordinary slugs. They are notorious for their variety in color and design, making them exciting to find underwater. Our dive team uses our macro cameras, Olympus TG-6s, with Light & Motion lights to document the nudibranchs of Edmonds Underwater Park.

Amazing marine life thrives just under the surface at Edmonds Underwater Park. Daniel shares his shares his favorite area of the park, the Lopez Pontoon.

Learn about the crabs of the Pacific Northwest with Dive Team member Danny Stephenson. From Dungeness to decorators, crab species have many unique and interesting habits that deserve appreciation—and protection.