Marine Marine Technology and Technology and

ExplorationExploration

Ancient Hawaiian Ancient Hawaiian ExplorationExploration

CanoesCanoes

““Hokule’a” - Hokule’a” - recreated recreated polynesian sea-polynesian sea-faring canoe and faring canoe and is used today to is used today to voyage through voyage through the Pacificthe Pacific

WayfindingWayfindingNavigation on the open ocean Navigation on the open ocean without technology (compass, without technology (compass, clock, radio, reports, clock, radio, reports, satellites)satellites)

Depends on observations:Depends on observations:Stars (Star compass)Stars (Star compass)SunSunMoonMoonOcean swellsOcean swellsWindWindSeamarks (shared by locals)Seamarks (shared by locals)Birds (leaving to feed in the Birds (leaving to feed in the morning and returning in the morning and returning in the evening)evening)

VideoVideo

A Voyage using A Voyage using WayfindingWayfinding

3 parts3 parts

Setting up a course strategy Setting up a course strategy (upwind, so that the wind will (upwind, so that the wind will help to get to land)help to get to land)

Trying to hold the courseTrying to hold the course

Finding land once in the areaFinding land once in the area

Nainoa ThompsonNainoa Thompson

Ocean Exploration Ocean Exploration TodayToday

VesselsVesselsMost criticalMost critical

Research platformsResearch platforms

Equipped to collected a Equipped to collected a wide range of data from wide range of data from sensorssensors

Deploy divers, Deploy divers, submersibles, observation submersibles, observation toolstools

C-MORE CruiseC-MORE Cruise

SubmersiblesSubmersiblesExplore the Explore the depths first-depths first-handhand

Make detailed Make detailed observations and observations and collect samples collect samples of unexplored of unexplored ecosystemsecosystems

DivingDivingWork and research for Work and research for hours at a time at hours at a time at hundreds of feethundreds of feet

Observation ToolsObservation Tools