Dive Against Debris Data Submission
ADS420 - Blue Hole Gozo
12 May, 2018
- Team Leader
- Oliver Benndorff
- Number of Participants
- 4
- Total Debris Collected
- 7 kgs (measured)
36.053251718402, 14.18792977213
Survey Information
- Location Name
- ADS420 - Blue Hole Gozo
- Organization/Dive Centre
- DiveSMART Gozo
- City
- San Lawrenz
- Country
- Malta
- Date
- 12 May, 2018
- Survey Duration
- 60 Minutes
- GPS Coordinates
- Latitude: 36.053251718402
Longitude: 14.18792977213
- Weather Conditions
-
Windy to Force 8/9
- Survey Depth Range
- 1–15 meters
- Area Surveyed
- 76.914 m2
- Dominant Substrate
- rock
- Ecosystem
- rocky reef
- Wave Conditions
- Smooth (wavelets) for waves 0.1 - 0.5 meter high
Survey Photos
Debris Items Collected
| plastic materials collected | |
|---|---|
| Bags-grocery/retail (plastic) | 2 |
| Bags: Trash (plastic) | 5 |
| Beverage Bottles: 2 Litres Or More (plastic) | 3 |
| Beverage Bottles: Less Than 2 Litres (plastic) | 15 |
| Caps & Lids (plastic) | 57 |
| Cigarette Lighters | 4 |
| Containers: Fast Food, Lunch Boxes & Similar | 1 |
| Cups, Plates, Forks, Knives, Spoons (plastic) | 4 |
| Fishing: Line | 2 |
| Fishing: Lures, Rods/poles | 1 |
| Foam Insulation & Packaging | 16 |
| Food Wrappers (plastic) | 2 |
| Furnishings (plastic) | 2 |
| Pipes (plastic-PVC) | 5 |
| Straws, Stirrers | 48 |
| Syringes (plastic) | 3 |
| Tobacco Packaging & Wrappers | 2 |
| Toothbrushes | 4 |
| Plastic Fragments | 41 |
| Cigarette Filters | 35 |
| Strapping Bands (plastic) | 31 |
| Rope (plastic/nylon) | 15 |
| glass materials collected | |
|---|---|
| Beverage Bottles (glass) | 1 |
| rubber materials collected | |
|---|---|
| Inner-tubes & Rubber Sheets | 3 |
| Rubber Bands | 1 |
| Rubber Fragments | 5 |
| wood materials collected | |
|---|---|
| Wood Fragments | 65 |
| cloth materials collected | |
|---|---|
| Rope And String (cloth) | 16 |
| Cloth Fragments | 7 |
| paper materials collected | |
|---|---|
| Cardboard: Packaging & Cartons | 1 |
| mixed materials collected | |
|---|---|
| Shoes-flip Flops, Sandals, Tennis, Etc | 2 |
| other materials collected | |
|---|---|
| sponge | 4 |
| oil lumps | 40 |
| dummy for baby | 1 |
| Entangled Animals | |
|---|---|
| Marine Mammals | |
| Species or Common Name | Seagull |
| Number Entangled | 1 |
| Status | dead |
| Type of Debris | whole body |
| Comments | Seagull was dead on the surface |
Additional Information
Through high winds coming from the North West, it brings in the debris from outer sea
Oil lumps that have heated up and stuck together..
Oil lumps
Polystyrene pieces
Plastic fragments, very small
Comments and Feedback
Much of the debris was blown in from the open sea and finds itself trapped in the Blue Hole
The oil lumps were difficult to remove as they were partly hard and partly fluid. In the end we resorted to using small nets
