DESCRIPTIONThe earth is about 70% covered with oceans with daily tidal variances at the shoreline. Ever wonder what causes the high and low tides? Watch this short video and learn more about tidal variations and seasonal changes.ABOUT THE SPEAKER, DAVID MUERDTER,...

DESCRIPTIONEach summer when David Muerdter comes to the Oregon Coast, he notices that the beach in front of where he stays has changed from the previous summer. Sometimes it is a little wider, sometimes narrower. The dunes down the beach may be taller, the waves are...

DESCRIPTIONThe rugged rocky coastline from Cape Perpetua to Heceta Head provides a place for many marine species to call home and provides abundant exploration for locals and visitors to tidepool. But how did it get there? David Muerdter will take attendees back into...