Join us on a journey to find new ways we can help protect Minnehaha Creek from pollution by helping to keep it clean through critter counts and stream surveys. Investigate every level of the ocean from the sunlight zone to the abyssal zone and discover who lives there and why. $50 non-refundable deposit is included in the tuition. More info: info@GEPAquarium.org or 301.955.6256. 5 sessions.