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Dive Against Debris Data Submission

Bio Rocks

2 December, 2021

Team Leader
Anisha Kumar & Tysie Wolf
Number of Participants
6
Total Debris Collected
1.5 kgs (measured)

-8.355633, 116.043378

Survey Information

Location Name
Bio Rocks
Organization/Dive Centre
Blue Marlin Dive
City
Gili Trawangan
Country
Indonesia
Date
2 December, 2021
Survey Duration
60 Minutes
GPS Coordinates
Latitude: -8.355633
Longitude: 116.043378
Weather Conditions
Intermittent Rains - usually 30 mins to 1 hour at a stretch. 29-32 degree C ambient temperature. 29 C water temperature.
Survey Depth Range
0.5–20 meters
Area Surveyed
100 m2
Dominant Substrate
coral
Ecosystem
coral reef
Wave Conditions
Calm (glassy to rippled) for waves 0 – 0.1 meter high
plastic materials collected
Bags: Trash (plastic) 50
Bottles: Bleach/cleaner Bottles 1
Caps & Lids (plastic) 5
Containers: Fast Food, Lunch Boxes & Similar 30
Cups, Plates, Forks, Knives, Spoons (plastic) 5
Foam Insulation & Packaging 10
Straws, Stirrers 5
Plastic Fragments 10
glass materials collected
Beverage Bottles (glass) 1
metal materials collected
Cans: Food/juice, Other (tin) 1
cloth materials collected
Towels/rags 2

Rain washing rubbish out of the rivers in Bali and Java

NA

Plastics - Food Packaging


Bio Rocks is an artificial reef setup by the Gili Eco Trust. It has a rich variety of soft coral, hard coral and other marine life. The primary cause of Debris on this site is trash that's being carried in with tidal change on the surface and usually collects closer to shore.

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