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Dr. Heather R. Spence is a marine bioacoustics expert with a PhD in behavioral neuroscience whose background as a musician and composer led her to focus on how ocean life communicates with sound, the impacts of sound on aquatic environments, and researching the world’s coral reefs. Her groundbreaking the work not only educates the public, but it also bridges the gap between conventional scientists and citizen scientist, and carries broader implications that apply to our terrestrial world.
Interesting Topics Covered:
- Snapping Shrimp Research: How these tiny creatures produce some of the loudest ocean sounds and Dr. Spence's innovative approach to studying them alive rather than preserved
- Sound in Water vs. Air: Why sound travels faster and farther underwater due to water density, making it central to marine life
- Dolphin Communication: The sophistication of dolphin vocalizations and echolocation, plus their use of sound for spatial navigation
- Ocean Noise Pollution: How human-generated sounds (boat motors, wind farms) disrupt marine life communication and behavior
- Ocean World of Sound Initiative: A groundbreaking project using passive acoustic monitoring to collect long-term underwater soundscape data in the Mesoamerican Reef
- Citizen Science: Making ocean sound recordings publicly accessible via YouTube for community engagement and education
- Plants and Sound: How plants produce ultrasonic sounds, respond to acoustic stimuli, and alter soundscapes
- Blindness and Sensory Perception: Personal discussion about echolocation, spatial awareness through sound, and how blind individuals may inadvertently exhibit body language interpreted as deceptive
You can find Dr. Spence on her website at heatherspence.net.
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Podcast theme music by Transistor.fm.