# NOAA: Diving Deeper

Connect with ocean experts in our podcast series that explores questions about the ocean environment. Get ready to Dive Deeper!

- Subscribe to the New NOAA Ocean Podcast The Diving Deeper podcast has retired, but have no fear! We combined our Diving Deeper, Making Waves, and Ocean Shorts pods into one NEW podcast called NOAA Ocean. Subscribe in your favorite podcatcher so you never miss an episode. Just search for "NOAA Ocean." If you are looking for an older Diving Deeper podcast, head to oceanservice.noaa.gov/podcast to view our archive.
- ANNOUNCEMENT: New NOAA Ocean Podcast The Diving Deeper podcast has retired, but have no fear! We combined our Diving Deeper, Making Waves, and Ocean Shorts podcasts into one NEW podcast called NOAA Ocean. Subscribe to the new podcast in your favorite podcatcher so you never miss an episode. Just search for "NOAA Ocean." If you are looking for an older Diving Deeper podcast, head to oceanservice.noaa.gov/podcast to view our archive.
- Reef Resilience Listen in as we talk about coral reef health, specifically how reefs respond to stressful events like coral bleaching. Episode permanent link and show notes
- Microplastics Dive into our latest Diving Deeper audio podcast as we explore the effects of microplastics on our ocean and Great Lakes environment.  Episode permanent link and show notes
- Living Shorelines Dive into our latest Diving Deeper audio podcast as we explore the benefits of living shorelines.  Episode permanent link and show notes
- Exploring Hawaii's Coral Reefs Dive into our latest Diving Deeper audio podcast as we explore the importance of Hawaii's coral reefs and what makes these reefs so unique.  Episode permanent link and show notes
- Nuisance Flooding In this episode, we talk with a NOAA oceanographer about nuisance flooding--what it is, where it's happening, and what drives it.  Episode permanent link and show notes
- Hurricane Katrina: 10 Years Later Ten years after Hurricane Katrina, we’re speaking with two pollution responders from NOAA’s Office of Response and Restoration who were working in Louisiana in the wake of these destructive storms. First, we’re speaking by phone with Charlie Henry, who at the time was NOAA’s primary scientific advisor to the Coast Guard in New Orleans and who today serves as Director for NOAA’s Gulf of Mexico Disaster Response Center in Mobile, Alabama. Dive into our latest podcast.  Episode permanent link and show notes
- Ocean Economy Dive into our ocean economy in our latest podcast. We talk with NOAA economist Jeff Adkins to understand how we all benefit from our ocean economy.  Episode permanent link and show notes
- World Ocean Day (Special Feature) What do you know about our ocean? We bet you'll learn something new in this short video.  Episode permanent link and show notes
- GPS on Bench Marks We need your help! In this episode, we explore a unique volunteer opportunity called GPS on Bench Marks with Christine Gallagher from NOAA's National Geodetic Survey.  Episode permanent link and show notes
- Invasive Species In this episode, we talk with a NOAA research ecologist about invasive species and some actions we can all take to help combat the problem.  Episode permanent link and show notes
- Coral Bleaching In this episode, we explore ocean acidification and coral bleaching with two NOAA experts. Learn about the stresses our reefs face—and what's being done about it.  Episode permanent link and show notes
- Tides and Currents Tides and currents data...we all want it, but what goes into collecting and making this data available for us to use. Go behind the scenes in this latest Diving Deeper episode with NOAA oceanographer Pat Burke from the Center for Operational Oceanographic Products and Services. Episode permanent link and show notes
- The Intracoastal Waterway What is the Intracoastal Waterway? In this podcast, join Captain Shep Smith and Dawn Forsythe as we learn about this approximately 3,000 mile route that supports commercial and recreational boating along the Atlantic and Gulf coasts. Episode permanent link and show notes
- [Shorts] Invasive Lionfish Lionfish are beautiful creatures, but are having a negative impact on coastal ecosystems. Get answers to a few common lionfish questions in this episode of Diving Deeper Shorts with James Morris. Episode permanent link and show notes
- Planning Ocean Uses From fishing to shipping to energy, we depend on our ocean in order to do so many things every single day. Today's podcast talks about planning ocean uses with Cindy Fowler from the NOAA Coastal Services Center. Episode permanent link and show notes
- [Shorts] Restoring Natural Resources Eighteen years ago, on January 6, 1996, NOAA issued its final rules for conducting Natural Resource Damage Assessments for oil spills. Given this 18 year anniversary, today on Diving Deeper Shorts we will revisit our interview with Tom Brosnan on restoring natural resources injured by oil spills or hazardous waste sites. Episode permanent link and show notes
- Health of Coral Reefs Explore the health of coral reefs, the threats our reefs face, and what you can do to help in today’s podcast with John Christensen, director of NOAA’s Coral Reef Conservation Program. Episode permanent link and show notes
- Forecasting Harmful Algal Blooms Curious about how (and why) scientists forecast harmful algal blooms? Today's Diving Deeper interview with Allison Allen explores this topic. Episode permanent link and show notes
- After the Storm - Collecting Aerial Imagery What would it be like to get a bird's eye view of an area following a coastal storm or disaster? Today's Diving Deeper explores what it's like to collect aerial imagery after a storm with Commander Albert Girimonte from NOAA's National Geodetic Survey. Episode permanent link and show notes
- [Shorts] Historical Maps and Charts Get the scoop on NOAA's Historical Maps and Charts collection in just three minutes on today's Diving Deeper Shorts.
- Finding the Robert J. Walker More than 153 years after it was lost in a violent collision at sea, NOAA and partners have identified the wreck of the ship Robert J. Walker, a steamer that served in the U.S. Coast Survey, a predecessor agency of NOAA. Today on Diving Deeper, join the Office of Coast Survey's Vitad Pradith and Office of National Marine Sanctuaries' James Delgado as they describe their journey to find the Walker. Episode permanent link and show notes
- [Shorts] Oil Spill Response Get a glimpse into how NOAA responds to oil spills and why spills happen in today's Diving Deeper Shorts.
- NOAA Gulf of Mexico Disaster Response Center It's our 50th episode of Diving Deeper! Join us as we visit the NOAA Disaster Response Center in Mobile, Alabama to learn how this facility is equipped to serve as the central hub for coordination and response in the region. Episode permanent link and show notes
- [Shorts] Remote Sensing Dip your toes into the world of remote sensing as we flash back to our interview with Chris Parrish from NOAA's National Geodetic Survey.
- World Hydrography Day and the Robert J. Walker Tune into today's Diving Deeper for a conversation with Rear Admiral Gerd Glang as we discuss World Hydrography Day, some history on NOAA's Office of Coast Survey, and the tragic sinking of the Coast Survey vessel Robert J. Walker. Episode permanent link and show notes
- [Shorts] Research in our National Marine Sanctuaries Today's Diving Deeper Shorts podcast explores research at our national marine sanctuaries. Our national marine sanctuaries are special areas that protect important marine ecosystems around the country - making these unique places for research as well. Join us as we revisit our episode with Steve Gittings from NOAA's Office of National Marine Sanctuaries.
- The Lionfish Invasion Part II: Controlling the Spread What can we do to stop the spread of lionfish? Tune into Diving Deeper as we talk with James Morris for part two of our discussion on invasive lionfish. Episode permanent link and show notes
- The Lionfish Invasion Part I: Covering New Ground Comparing the spread of lionfish to an oil spill? That's one way to look at this invasive species. Tune into today's Diving Deeper interview with James Morris to learn more about the new ground that the invasive lionfish covers. Episode permanent link and show notes
- Animal Tagging Today on Diving Deeper, we explore the world of animal tagging with Zdenka Willis from the U.S. Integrated Ocean Observing System. Episode permanent link and show notes
- Marine Debris Movement Today we are joined by Sherry Lippiatt from the NOAA Marine Debris Program to talk about how marine debris moves in our environment. Episode permanent link and show notes
- Coastal Storms In today's Diving Deeper podcast, we talk with Audra Luscher from the NOAA Coastal Services Center to learn about impacts of storms to our coastal communities and what NOAA is doing to help folks prepare and reduce any negative impacts of these events. Episode permanent link and show notes
- [Shorts] Value of Coral Reefs Today's Diving Deeper Shorts podcast explores coral reefs and what we can do to help preserve corals for future generations. Join us as we revisit our episode with Kacky Andrews, former director of the NOAA Coral Reef Conservation Program.
- Physical Oceanographic Real-Time System Diving Deeper is back! In today's episode we explore NOAA's Physical Oceanographic Real-Time System (PORTS®) with our own Darren Wright. Be sure to tune in to learn more about this valuable resource for mariners. Episode permanent link and show notes
- Recreation in our Nation's Estuaries Our nation's estuaries provide endless recreation opportunities. In today's Diving Deeper, we learn about why estuaries are important, the National Estuarine Research Reserve System, some of the fun recreational activities at these sites, and economic benefits of our reserves. Episode permanent link and show notes
- [Shorts] Mapping Sea Floor Habitats Looking for a little deep sea adventure? Today's Diving Deeper Shorts podcast explores how scientists map the sea floor and what a day is like on a research mission. Join us as we revisit our episode with Tim Battista from the National Centers for Coastal Ocean Science.
- Accurate Positions: Know Your Location Why do we need (and how do we get) accurate, consistent positioning data? The latest Diving Deeper podcast has the answers. Episode permanent link and show notes
- Volunteering with our National Marine Sanctuaries Part II Did you know that volunteers with NOAA's national marine sanctuaries have donated more than one million hours to help conserve the country's ocean and coastal treasures for future generations? Learn more about volunteering with our sanctuaries in today's Diving Deeper podcast. This episode features interviews with staff from the Office of National Marine Sanctuaries, Monterey Bay National Marine Sanctuary, and Stellwagen Bank National Marine Sanctuary. Episode permanent link and show notes
- [Shorts] Hydrography Are you longing to be out on the water during these hot summer days? Tune into today’s Diving Deeper Shorts for a few minutes on hydrography and why this is important for recreational and commercial boaters.
- Safe Navigation In celebration of World Hydrography Day, today’s Diving Deeper podcast explores the role of the Office of Coast Survey for safe navigation of our nation's waters. Join us for this interview with Rachel Medley from the Office of Coast Survey.
- [Shorts] Resilience Are you storm ready? Our latest Diving Deeper Shorts revisits our episode on resilience and planning before a coastal storm may strike.
- COASTAL Tools You Can Use Today’s Diving Deeper highlights some of the ways that oceanographic information is being used for non-navigational applications such as protecting life and property, emergency response, and coastal development. Join us for this interview with Allison Allen from the Center for Operational Oceanographic Products and Services to learn more.
- [Shorts] Coastal Zone Management In celebration of the 40th anniversary of the Coastal Zone Management Act, today’s Diving Deeper Shorts explores how coastal zone management is helping to safeguard our coastal areas.
- [Shorts] Measuring Tides From our earlier podcasts, you know we can measure tides, but do you know why we need tidal data (or how we use tidal data) every single day? Tune into today’s Diving Deeper Shorts to explore this question...in just four minutes!
- Invasive Lionfish - King of the Reef In less than a decade, lionfish have become widely established across the Southeast U.S. and Caribbean. Recent estimates indicate that lionfish have surpassed some native species with the highest estimates reporting hundreds per acre in some locations. In today's Diving Deeper, we explore invasive lionfish with James Morris from the National Centers for Coastal Ocean Science.
- [Shorts] Harmful Algal Blooms Curious about the basics of harmful algal blooms? Learn what you need to know in less than three minutes on today’s Diving Deeper Shorts.
- High Frequency Radar Today on Diving Deeper, we explore high frequency radar. This technology can measure hundreds of square kilometers of surface current velocities simultaneously. Tune in to learn about the benefits from this data.
- Volunteering with our National Marine Sanctuaries Looking for a unique volunteer opportunity? Today's Diving Deeper explores volunteering with our national marine sanctuaries. In this episode, three staff share the importance of volunteers to this program and highlight opportunities at the Florida Keys and Channel Islands National Marine Sanctuaries.
- Sea Level Rise Are sea levels rising? How do we monitor changes in sea level? What are the impacts to coastal communities from sea level rise? Learn this and more in today's Diving Deeper interview with Billy Sweet from the Center for Operational Oceanographic Products and Services.
- [Shorts] Maritime Heritage Why is maritime heritage important to us? Why do we study and preserve maritime heritage resources? How do we find shipwrecks? Find these answers and more in today's Diving Deeper Shorts.
- [Shorts] Benefits of Ocean Observing Systems From weather forecasts to safe navigation to stocking the shelves at your local store, we all benefit from ocean observing data. Listen to the latest Diving Deeper Shorts to find out more.
- Height Modernization How do we rely on elevation data every single day? What do geodesists need to quickly and efficiently measure heights? Learn this and more in today's Diving Deeper, an interview with Renee Shields from the National Geodetic Survey on height modernization.
- [Shorts] NOAA's Navigation Response Teams In just three minutes, learn about the types of support that NOAA's navigation response teams provide following emergencies like hurricanes.
- [Shorts] PCBs Learn about PCBs, including why we still study this banned chemical today, in just three minutes on the latest episode of Diving Deeper Shorts.
- [Shorts] Currents In just three minutes, learn the basics of currents including how we monitor currents in our latest episode of Diving Deeper Shorts.
- [Shorts] Marine Protected Areas Today on Diving Deeper Shorts, we revisit our interview on marine protected areas from February 2009 with Joe Uravitch from the National Marine Protected Areas Center.
- Oil Spill Response Revisited Join us as we revisit the impacts of oil to our natural resources and how NOAA responds to oil spills in this interview from April 2010 with Amy Merten from NOAA's Office of Response and Restoration.
- Natural Resource Restoration Learn how NOAA protects and restores natural resources injured by oil spills and hazardous waste sites in this interview with Tom Brosnan from NOAA's Office of Response and Restoration.
- [Shorts] Eutrophication On this week's Diving Deeper Shorts, we revisit our interview on eutrophication with Dr. Suzanne Bricker.
- Coastal Zone Management Learn about coastal zone management in this interview with Bill O'Beirne from NOAA's Office of Ocean and Coastal Resource Management.
- [Shorts] Land Cover Data On this week's Diving Deeper Shorts, we revisit our interview on land cover data with Nate Herold.
- [Shorts] Nautical Charts On this week's Diving Deeper Shorts, we revisit our interview on nautical charts with Tom Loeper.
- [Shorts] Geodesy On this week's Diving Deeper Shorts, we revisit our interview on geodesy with Dru Smith.
- Historical Charts and Maps Learn about why we archive nautical charts and maps in this interview with Meredith Westington from NOAA's Office of Coast Survey.
- [Shorts] National Marine Sanctuaries On this week's Diving Deeper Shorts, we revisit our interview on national marine sanctuaries with Dan Basta.
- [Shorts] Estuaries On this week's Diving Deeper Shorts, we revisit our interview with Bart Merrick and Sarah McGuire on estuaries.
- Preparing for Climate-Related Impacts Learn about climate change, climate variability, and how we can prepare for climate-related impacts in this interview with Stephanie Fauver from the NOAA Coastal Services Center.
- What is remote sensing? Learn about how we collect and use remotely sensed data in this interview with Chris Parrish from NOAA's National Geodetic Survey.
- [Shorts] Integrated Ocean Observing System On this week's Diving Deeper Shorts, we revisit our interview with Jennie Lyons from NOAA's Integrated Ocean Observing System Program.
- What research happens in our national marine sanctuaries, and why? Learn about research in our national marine sanctuaries in this interview with Steve Gittings from NOAA’s Office of National Marine Sanctuaries.
- [Shorts] Marine Debris On this week's Diving Deeper Shorts, we revisit our interview on marine debris with Megan Forbes from NOAA's Marine Debris Program.
- [Shorts] Tides On this week's Diving Deeper Shorts, we revisit our interview on tides with Steve Gill from NOAA's Center for Operational Oceanographic Products and Services.
- [Diving Deeper Shorts] Dead Zone For the launch of Diving Deeper Shorts, we revisit our interview on dead zone and hypoxia with Dr. Rob Magnien from NOAA's Center for Sponsored Coastal Ocean Research.
- Why do we map habitats on the sea floor? Learn about mapping coral habitats on the sea floor and why these maps are important in this interview with Tim Battista from NOAA’s National Centers for Coastal Ocean Science Biogeography Branch.
- How do we measure tides? Learn about how we measure tides and who uses tidal data in this interview with Tom Landon from NOAA’s Center for Operational Oceanographic Products and Services.
- What are NOAA's navigation response teams? Navigation response teams are three-person mobile emergency response units equipped and trained to survey waterways immediately following a hurricane. Learn more about NOAA's navigation response teams in this interview with Commander Larry Krepp from NOAA’s Office of Coast Survey.
- What is a tsunami? A tsunami is a series of ocean waves caused by the displacement of a large volume of water. Learn more about tsunamis and how to prepare for these events in this interview with Russell Jackson from NOAA’s Coastal Services Center.
- How do we respond to oil spills? Oil spills can happen in our rivers, bays, and the ocean. Spills are often caused by accidents involving tankers, barges, pipelines, and refineries. These accidents usually occur when the oil is being transported to us. Learn more about oil spills and how NOAA responds to these events in this interview with Amy Merten from NOAA’s Office of Response and Restoration.
- Why are coral reefs valuable? Coral reefs are some of the most biologically rich and economically valuable ecosystems on Earth. They provide food, jobs, income, protection, and many other important services to billions of people worldwide. Learn more about the importance of coral reefs, what the current threats are, and what you can do to help in this interview with Kacky Andrews, director of NOAA’s Coral Reef Conservation Program.
- What are the benefits of ocean observing data? Ocean observing data benefits us every single day and is used to increase understanding on the effects of climate change, getting goods in and out of our ports safely and efficiently, and protecting our oceans, coasts, and Great Lakes. Learn more about the many benefits of ocean observing data in this interview with Zdenka Willis, director of NOAA’s Integrated Ocean Observing System Program.
- What is marine spatial planning? Marine spatial planning is a relatively new concept. Similar to land use planning, it's the process used to make smart ocean-related decisions and policies. Learn all about marine spatial planning in this interview with Brian Smith from NOAA's Coastal Services Center.
- What is a harmful algal bloom? Learn about harmful algal blooms, also known as HABs, in this interview with Allison Still, former coordinator of the Phytoplankton Monitoring Network with the National Centers for Coastal Ocean Science. These blooms occur when phytoplankton, which are tiny microscopic plants, grow quickly in large quantities while producing toxic or harmful effects on people, fish, shellfish, marine mammals, and birds.
- What is Maritime Heritage? Learn about maritime heritage in this interview with Dave Alberg from the Office of National Marine Sanctuaries. The discussion highlights what maritime heritage is, which of our national marine sanctuaries have maritime heritage components, and what we can learn about our history from these resources.
- What are Currents? Learn about currents in this interview with Laura Rear from the Center for Operational Oceanographic Products and Services. The discussion highlights the difference between tides and currents, how we monitor currents, and how we use current data every day.
- What is Land Cover Data? Learn about land cover data in this interview with Nate Herold from the NOAA Coastal Services Center. The discussion highlights the difference between land cover and land use, how land cover data is collected, and some of the many applications of land cover data.
- What is Hydrography? Learn about hydrography in this interview with Jerry Mills from the Office of Coast Survey. The discussion highlights why hydrography is important, the tools used to collect hydrographic data, and how it is used.
- What is a Dead Zone? Learn about dead zones in this interview with Dr. Rob Magnien from the Center for Sponsored Coastal Ocean Research. The discussion highlights what a dead zone is, where it exists, and what we can do to help.
- What are PCBs? Learn about PCBs in this interview with Lisa DiPinto from the Office of Response and Restoration. The discussion highlights what PCBs are, why they are still a problem today in the environment, and what NOAA is doing to help.
- What is resilience? Learn about resilience in this interview with Sandy Eslinger from the NOAA Coastal Services Center. The discussion highlights what resilience is and examples of communities striving to become resilient.
- What is geodesy? Learn about geodesy in this interview with Dru Smith from the National Geodetic Survey. The discussion highlights why geodesy is important and how we rely on it every day.
- What is a national marine sanctuary? Learn more about our national marine sanctuaries in this interview with Dan Basta from the Office of National Marine Sanctuaries. The discussion highlights where sanctuaries are located, why they are important, and how they protect marine life.
- What is an estuary? Learn about estuaries in this special double interview with Sarah McGuire and Bart Merrick from the National Estuarine Research Reserve System. The discussion highlights why estuaries are important and more information on the Reserve System.
- What are tides? Learn about tides in this interview with Steve Gill from the Center for Operational Oceanographic Products and Services. The discussion highlights what causes tides, the factors that affect them, and why we study tides.
- What is a nautical chart? Learn about nautical charts in this interview with Tom Loeper from the Office of Coast Survey. The discussion highlights the importance of nautical charts, how they are developed, and the many people who use these charts every day.
- What is the integrated ocean observing system? Learn about the Integrated Ocean Observing System in this interview with Jennie Lyons of NOAA’s Integrated Ocean Observing System Program. The discussion covers more about ocean observing as well as how data are collected and used.
- What is marine debris? Learn more about marine debris in this interview with Megan Forbes of the NOAA Marine Debris Program. The discussion covers more about marine debris including the impacts and what you can do to help.
- What are marine protected areas? Learn about marine protected areas in this interview with Joe Uravitch, Director of the National MPA Center. The discussion covers what marine protected areas are, where they are located, and why they are important.
- What is eutrophication? Learn more about eutrophication, also known as nutrient pollution, in this interview with Dr. Suzanne Bricker. The discussion covers more about eutrophication including where it can occur, the impacts, and the national report on this condition for the U.S.