Test Frame Grab.

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Test observation #2.

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Testing testing....

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Flying above seabed for patch test, flying 25m above bottom

Volcaniclastic rock, bacterial mat along crack and between the clasts. Coarse bombs and smaller fragments.

Brown pelagic sediment over ash and coarser volcaniclastics. Bacterial mat coming into view.

Large portion of bacterial may, skinny eel.

White bacterial mat, odd vermiform structures (old tubes?) on seafloor, volcaniclastic with pelagic sediment. Skinny eel.

Skinny eel, volcaniclastic, pelagic sediment, larger fragments. Bacterial mat

Large volcaniclastic small boulders, rubble. Stalked barnacles on large hard substrata feature.

Volcanicalstic rubble, pelagic sediment. Stalked barnacles on large areas of rock, predominantly facing areas of bacterial mat.

Volcaniclastic with occasional overlaying pelagic sediment. Skinny eel. 4.6 m above seabed.

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White bacterial mat on seafloor with pelagic sediment, volcaniclastic rock dead tubes? Worms?

Volcaniclastic rock, white bacterial mat, pelagic sediment.

Volcaniclastic rock, pelagic sediment. White bacterial mat. Larger boulders

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Volcaniclastic rocks, stalked barnacles on larger rocks.

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Pelagic sediment over ash, large volcaniclastic boulders and smaller cobbles. white bacterial mat.

Locating flat area for pattern. 10 m above seabed.

Volcanicalstic rock, less pelagic sediment, more cobbles. Some bacterial mat

Worm type tubes on seafloor, white bacterial mat. Volcanicalstic bombs (cobble). Pelagic sediment

Stalked barnacles on larger rock. Wormy tubes, pelagic sediment, volcanicalstic rock fragments.

Marker dropped, pattern started. Calibration pattern commence.

Volcaniclastic rock (cobble) pelagic sediment. Wormy tubes. Bacterial mat. Over calibration target.

Holding position over calibration target at 5m. ROV arms out

Holding position over target, deploying arms. same area of volcanicalstic rock and pelagic sediment. Flash started.

Still over marker. Same height and sediment with wormy tubes.

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Pink/red shrimp in water column. Same calibration site, substrate and mat/worm tubes.

Still over target. Ripples in pelagic sediment overlay. Still volcanicalstic cobbles, with the odd boulder. White bacterial mat and wormy features.

Still over the target, maintaining 5m altitude. Volcanicalstic cobbles, pelagic sediment with ripples. Wormy features.

Red shrimp in water column, still over target. Same sediment and bio features.

Now aiming to pass over the target at different altitudes. Starting 8m, 1m increments down.

8m fly over starting. Slow pass.

Target in view.

Target out of view. Turning coming back at 7m.

Target in sight, fly over at 7m started.

Target passed at 7m. Lining up for second pass with 7m again rotating 90 deg.

Second 7m pass with board at 90 deg from previous. Pass started.

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5m pass complete. Lining up for second 5m pass at same angle.

Second 5m pass in same orientation commencing.

Second 5m pass complete.

Lining up for 4m pass.

Shrimp in the water column. Pale pink, maybe white? Some red. Not present before. Could be attracted to light. 4m pass started.

Ripples visible at 4m Wormy features more visible along with bacterial mat.

Starting 4m pass again so board more aligned with center of screen.

4m pass complete.

Lining up for 3m pass.

3m pass commencing. Best biological resolution at 3m but fish eye effect also most severe.

Target in view, 3m fly over commencing.

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3m fly over finished.

Second 3m fly over lining up 90 deg to first. Less rocky path.

Second 3 m pass commencing.

Close up of wormy features.

Second 3 m pass complete. Good wormy shot. Note: wormy features only in pelagic sediment with small volcaniclastic fragments.

Aligning for pass at 2m

Nice wormy shot

Excellent wormy shot.

Pass at 2m commencing

Pass at 2m with wormy features

Final pass at 2m finished.

Hovering around the target, waiting for further instructions.

Moving to a crater to test the house painting. Chess board marker to be collected later.

Volcaniclastic boulders and cobbles, pelagic sediment patches. Still moving towards crater. 4.5m altitude.

Red shrimp in water column. Still moving to crater, volcaniclastic boulders and cobbles. Bacterial mat on sediment.

Large ripples on pelagic sediment. Areas of volcanicalstic boulders and cobbles. White bacterial mat patches.

Larger patches of dense white bacterial mat around boulder base. Still pelagic sediment and volcanicalstic material.

Altitude increase to 20m. Navigational change.

Back at 5m. Same bacterial mat patches around boulder base.

Larger patches of bacterial mat (white) around the boulder bases. Large volcanicalstic material interspersed with pelagic sediment. No visible ripples.

Altitude increase to 8m briefly. Navigational adjustment.

Large area of patchy bacterial mat in pockets of pelagic sediment and around the base of volcanicalstic material.