Cape Perpetua Fall/Winter
Speaker Series
Enjoy a variety of free educational presentations hosted by the Cape Perpetua Collaborative. Guest speaker presentations will be held each Saturday at 10:00am, November – March (excluding holidays). Presentations include a variety of topics ranging from land to sea. Click here for more information on upcoming presentations.
Replays from past presentations:
Speaker Series: Yachats Geology with David Muerdter: Is the Yachats basalt related to Yellowstone?
Is the Yachats basalt related to Yellowstone? The hard and dark-colored rock (basalt) that underlies Yachats and Cape Perpetua indicates that there was once a volcano here. When this rock erupted 36 million years ago as molten lava, Oregon looked much...
A Deeper Understanding of Oregon’s Marine Reserves
This presentation is part of the Cape Perpetua Speaker Series, hosted by the Cape Perpetua Collaborative. DESCRIPTIONJoin us as we get familiar with Oregon’s five marine reserve sites, look underwater at the Cape Perpetua Marine Reserve, and see what we’ve learned...
Kelp to whales: indirect effects of a trophic cascade
This presentation is part of the Cape Perpetua Speaker Series, hosted by the Cape Perpetua Collaborative. DESCRIPTIONKelp forests are dynamic ecosystems that provide crucial habitat for a myriad of species across all trophic levels of coastal food webs, including gray...
Variability in recovery of sea star populations following wasting disease along the Oregon coast and beyond
This presentation is part of the Cape Perpetua Speaker Series, hosted by the Cape Perpetua Collaborative. DESCRIPTIONBeginning in 2013, a disease epidemic termed “sea star wasting” (SSW) caused massive declines within sea star populations ranging from southcentral...
Winners and losers: climate and Pacific salmon in coastal Oregon
This presentation is part of the Cape Perpetua Speaker Series, hosted by the Cape Perpetua Collaborative. DESCRIPTIONOver the millennia, diverse and changing environments led to the mix of native species that now occupy our rivers, oceans, and lands. Native aquatic...
Early Period of Occupation at the Tahkenitch Landing Site & Surrounding Area
This presentation is part of the Cape Perpetua Speaker Series, hosted by the Cape Perpetua Collaborative. DESCRIPTIONTahkenitch Landing, located seven miles north of Reedsport on the Siuslaw National Forest, has produced archaeological finds dating as far back as...
Oregon’s Red Abalone
This presentation is part of the Cape Perpetua Speaker Series, hosted by the Cape Perpetua Collaborative. DESCRIPTIONOregon’s red abalone (Haliotis rufescens) have been the target of a recreational trophy fishery since the 1950s, but following a perfect storm of...
Ecological Aspects of Transient Killer Whales off the California and Oregon Coastified Ocean
This presentation is part of the Cape Perpetua Speaker Series, hosted by the Cape Perpetua Collaborative.Photo credit: A group of transient killer whales far offshore of the Oregon coast. Photograph by NOAA Southwest Fisheries Science Center DESCRIPTIONTransient...
Oregon Shellfish in an Acidified Ocean
This presentation is part of the Cape Perpetua Speaker Series, hosted by the Cape Perpetua Collaborative. DESCRIPTIONChanges to the global atmosphere result in regional shifts in Oregon’s nearshore ocean conditions. As ocean waters throughout the Pacific Basin become...
Public perceptions of coastal resources and marine protected areas
This presentation is part of the Cape Perpetua Speaker Series, hosted by the Cape Perpetua Collaborative. DESCRIPTIONConsideration of social and cultural dimensions in coastal and marine planning has increased over the past several decades, and local community...
Linking Landscapes for Wildlife: The Oregon Connectivity Assessment and Mapping Project
This presentation is part of the Cape Perpetua Speaker Series, hosted by the Cape Perpetua Collaborative. DESCRIPTIONAs human changes to the landscape increase throughout Oregon, there is a critical need to identify and protect the habitats wildlife use to move, to...
Cascadia: Ready or Not
This presentation is part of the Cape Perpetua Speaker Series, hosted by the Cape Perpetua Collaborative. DESCRIPTIONThe natural beauty of Oregon comes with the hazard of the Cascadia Subduction Zone earthquake and tsunami. Althea Rizzo will show you how to get...
Climate change, disturbance, and forest change in the Oregon Coast Range
This presentation is part of the Cape Perpetua Speaker Series, hosted by the Cape Perpetua Collaborative. DESCRIPTIONThe presentation will cover the historical, contemporary, and potential future of forests in the Oregon Coast range.ABOUT THE SPEAKERMatthew Reilly is...
Saving Big Creek, Saving the Oregon Silverspot Butterfly
This presentation is part of the Cape Perpetua Speaker Series, hosted by the Cape Perpetua Collaborative. DESCRIPTIONAndrea Scharf will talk about the history of the Big Creek campaign to stop development of a destination resort on the property and efforts to restore...
Diving the Pacific Northwest: The Hidden Beauty
This presentation is part of the Cape Perpetua Speaker Series, hosted by the Cape Perpetua Collaborative. DESCRIPTIONJoin Laura Tesler as she takes you on an underwater safari starting in British Columbia and traveling south along the coastline all the way down to...
From Desert to Coast, the Case for Dark Skies
This presentation is part of the Cape Perpetua Speaker Series, hosted by the Cape Perpetua Collaborative. DESCRIPTIONFor billions of years, night on Earth was lit only by the moon and stars, and life evolved under regular cycles of bright days and dark nights. All...
Vulnerable Early Life Stages of Black Rockfish in Changing Ocean Conditions
This presentation is part of the Cape Perpetua Speaker Series, hosted by the Cape Perpetua Collaborative. DESCRIPTIONOcean conditions along the west coast of the United States are starting to feel the impacts of climate change. From 2014-2016 waters along the coast of...
It’s Not All About Old Trees – An Introduction to the New Old Growth Forest
This presentation is part of the Cape Perpetua Speaker Series, hosted by the Cape Perpetua Collaborative. DESCRIPTIONJoin Vicki for an exploration of the history of forestry science and philosophy from the turn of the 20th century up through the current Siuslaw...
Satellite Telemetry, Behavior & Ecology of Pinnipeds on the Oregon Coast
This presentation is part of the Cape Perpetua Speaker Series, hosted by the Cape Perpetua Collaborative. DESCRIPTIONSheanna Steingass, Marine Mammal Program Leader for the Oregon Department of Fish and Wildlife (ODFW), will talk about what she learned from using...
The Amanda Trail: History, Significance & Bridging Gaps
This presentation is part of the Cape Perpetua Speaker Series, hosted by the Cape Perpetua Collaborative. DESCRIPTIONThe Amanda Trail is a 25-year endeavor that created ripples throughout the Yachats Community. The Trail built greater awareness, understanding, and...
Valuing Water: Learning from the past to add resilience to our future
This presentation is part of the Cape Perpetua Speaker Series, hosted by the Cape Perpetua Collaborative. DESCRIPTIONValley bottom streams, rivers and wetlands have been altered across North America since European settlement. Looking back at how these systems...
The View from Cascade Head: Lessons for the Biosphere from the Oregon Coast
This presentation is part of the Cape Perpetua Speaker Series, hosted by the Cape Perpetua Collaborative. DESCRIPTIONCascade Head, Cape Perpetua’s neighbor to the north, is Oregon’s only biosphere reserve, part of an international network organized by UNESCO. In this...
Hiking the Central Oregon Coast
This presentation is part of the Cape Perpetua Speaker Series, hosted by the Cape Perpetua Collaborative. DESCRIPTIONThe roughly 30 miles of Oregon Coast between Waldport and Florence is a hiker’s dream: long, wide beaches, trails through old growth forest,...
Witness an Amazing Journey of Survival, from the Arctic to Baja and Back
This presentation is part of the Cape Perpetua Speaker Series, hosted by the Cape Perpetua Collaborative. DESCRIPTIONThe gray whale is known to make one of the longest migration trips of any known mammal. They breed and nurse their calves in the lagoons of Baja,...
Fivemile-Bell Landscape Restoration Project
This presentation is part of the Cape Perpetua Speaker Series, hosted by the Cape Perpetua Collaborative. DESCRIPTIONFivemile-Bell Landscape Restoration Project is a large-scale, multi-party endeavor on USFS land, involving the Forest Service – Siuslaw Institute –...
Lichens and Lichen Bioindication Science
This presentation is part of the Cape Perpetua Speaker Series, hosted by the Cape Perpetua Collaborative. DESCRIPTIONDuring this presentation, Doug Glavich will give a brief introduction to lichens, survey some Coast Range lichen species, and explore some...
Oregon’s Black Oystercatchers and Rocky Habitats: Revealing its Mysteries to Help Protect a Species of Conservation Concern
This presentation is part of the Cape Perpetua Speaker Series, hosted by the Cape Perpetua Collaborative. DESCRIPTIONThe Black Oystercatcher is a unique shorebird of conservation concern that depends on rocky shoreline habitats. During this presentation, Joe Liebezeit...
A New Kid on the Dune: The Unlikely Hybridization Between Two Non-native Beachgrass Species in the PNW
This presentation is part of the Cape Perpetua Speaker Series, hosted by the Cape Perpetua Collaborative. DESCRIPTIONThe two dominant beachgrasses of the U.S. Pacific Northwest, Ammophila arenaria (European beachgrass) and A. breviligulata (American beachgrass), build...
Climate Change: Hoax or Apocalypse?
This presentation is part of the Cape Perpetua Speaker Series, hosted by the Cape Perpetua Collaborative. DESCRIPTIONDuring this interactive presentation, Andreas Schmittner will outline the scientific evidence for recently observed climate change, human and natural...