GUE Instructor resumé

Meredith "Mer" Tanguay

Kailua-Kona, Hawaii (Big Island)
High Springs, Florida

Phone: Email preferred contact method.
Mobile phone: 978-233-1637


  • Founder: Wet Rocks Diving
  • Full time GUE Instructor and Cave Guide
  • Owner/Partner: Exclusive Homes Group – Keller Williams Realty, 2004-present
  • Training Director: United Divers, Somerville, MA 2003-2004
  • Astronomy-Physics Public Outreach Educator: Boston Museum of Science, MIT, Harvard Smithsonian, and Dexter-Southfield, 1998-2003


  • B.A., Astronomy-Physics, Colgate University, magna cum laude, Phi Beta Kappa
  • Edwin Foster Kingsbury Prize for performance and promise in Astronomy-Physics
  • Certified Residential Specialist, a real-estate-specific graduate-level degree
  • Former American Red Cross Head Lifeguard and Water Safety (Swimming) Instructor

Diving Qualifications

  • GUE Instructor: Cave 1
  • GUE Instructor: Recreational 1 - Nitrox (Learn to Dive), Recreational 2 - Triox and Rescue, Recreational 3 - Trimix and Recreational Deep.
  • GUE Instructor: Fundamentals, Drysuit, Doubles, Tech Upgrade, Documentation Diver, DPV1, Gas Blender
  • One-on-One coaching
  • GUE Instructor Intern: Tech 1
  • GUE Tech 2+ Diver
  • GUE Cave 2 Diver
  • GUE JJ-CCR Diver
  • GUE Documentation Diver
  • Nautical Archaeological Society – Level 1 Diver
  • NAUI Technical Divemaster & Cave Guide
  • NSS-CDS Cave Mentor/Supervisor
  • NACD/TDI Cave DPV Diver
  • PSAI Overhead Sidemount Diver
  • Prism Topaz CCR Diver
  • PADI Master Diver
  • First Aid, CPR, AED trained
  • Hyperbaric Chamber Operator
  • Aqualung/Apeks Regulator Technician, inactive

Diving Experience

  • Certified 2000, GUE Diver since 2003
  • Wrecks, caves, reefs, significant cold-water experience.
  • 1900+ dives
  • 1200+ Cave dives/hours
  • 1500+ Drysuit dives
  • 1400+ Dives utilizing double tanks
  • 750+ Dives using stages
  • 700+ Decompression dives
  • 600+ Dives utilizing DPVs
  • 10+ Dives accompanying manned submersibles
  • 1 Dive buzzed by humpback whale
  • 1 Dive during Earthquake magnitude 4.0+
  • NSS-CDS Sheck Exley Safe Cave Diving Award, 2014

Community Involvement

  • Dive Safety Officer for Project Baseline's R/V Baseline Explorer and other major missions
  • Guide, Indian Springs
  • Guide, Cathedral Canyon
  • Former Member/Co-Founder, North East Underwater Explorers (NEUE)
  • Former Member, GUE Ontario
  • Member, National Speleological Society (NSS), Cave Diving Section, and Hawaii Grotto
  • Member, Hawaii Underwater Explorers (HUE)
  • Member, Florida Underwater Explorers (FLUE)
  • Member, South Central Underwater Explorers (SCUE)
  • Member, Massachusetts Underwater Explorers (MAUE)
  • Member, Florida Speleological Society (FSS)
  • Member, Cave Conservancy Hawaii
  • Member, Hawaii Speleological Survey
  • Diver, Project Baseline/Baseline Explorer, FL Deep Wrecks 2015
  • Diver, Project Baseline/Baseline Explorer, Port Everglades FL Reef Documentation 2016
  • Diver, Project Baseline/Baseline Explorer, Bermuda Nekton Deep Reefs 2016
  • Diver, Project Baseline/Baseline Explorer, NC Battle of the Atlantic/NOAA 2016
  • Volunteer, Project Baseline/Baseline Explorer, NOAA/U576 2016
  • Project Manager, GUE Project Baseline: Kona, HI
  • Active Member, Woodville Karst Plain Project (WKPP) since 2010 (Wakulla, Black Hole Swallet, Punchbowl, Chips Hole, Deep Salt and other projects)
  • Active Member, Karst Underwater Research (Twin Dees/Weeki Wachee, Cathedral Canyons, Deep Salt, Madison, Rose, McCormick and other projects)
  • GUE Instructor Mentor

Special interests

  • Caving: Cave Diving and “Dry” Caving
  • Sailing, Snow Skiing, Hiking
  • Geekiness, Puns, and Satire


  • A Day in the Life of A Dive Safety Officer, NOAA Ocean Explorers Website
  • Photometric Observations of Classical- and Beta- Cepheids: Eclipsing Binary Star Discovered
  • Optical Variability of the Blazar BL Lacertae
  • Editor: GUE Digest
  • Contributor to various GUE materials and books


  • English
  • Native Imperial, Fluent Metric

Additional Info

Mer is a cave-addicted tech diver from Boston who splits her dive time between Kona, Hawaii and High Springs, Florida. She enjoys pairing her coaching skillset with her diving passion. She has an affinity for working with women/shorter divers as well as with cave divers to refine their open water skills for more overhead enjoyment. On any given day you can find her scootering Indian Springs, exploring lava tube dry caves, or seeking rare finds on Kona's coast. If you're thinking of coming to Kona or North Florida, Mer wants to dive with you! Check out

Favorite Quotes
"Beware the lollipop of mediocrity. Lick it once and you suck forever." - Brian Wilson
"First law of survival: seek the best." - Ayn Rand
"A'ole makou e ho'ohikiwale kela!" - We wouldn't want it to be easy. - Hawaiian saying

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