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Dive Against Debris Data Submission

ADS513 - Horseshoe

18 February, 2019

Team Leader
Jan C. Weirauch
Number of Participants
2
Total Debris Collected
5 kgs (estimated)

26.504645856914, 127.84525929079

Survey Information

Location Name
ADS513 - Horseshoe
Organization/Dive Centre
Piranha Divers Okinawa
City
Onna Village
Country
Japan
Date
18 February, 2019
Survey Duration
45 Minutes
GPS Coordinates
Latitude: 26.504645856914
Longitude: 127.84525929079
Weather Conditions
Calm, with light swells from the north
Survey Depth Range
5–22 meters
Area Surveyed
1387.75 m2
Dominant Substrate
rock
Ecosystem
rocky reef
Wave Conditions
Smooth (wavelets) for waves 0.1 - 0.5 meter high
metal materials collected
Fishing: Sinkers, Lures, Hooks 40

Fishing sinkers made of lead

fishing sinkers made of other materials such as old AA-Batteries

Plastic fishing line is a permanent problem on this site but I had no chance to collect any on this particular dive as I did not have the right tools on me.


This was just a "small" survey as usually the divesite is not accessible during the winter, there are plenty of fisherman sitting on the cliff resulting in lots of lead sinkers and fishing gear being permanently lost here, I will make an effort to minimize the impact the fisherman have on the eco system.

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