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Data.

This dataset was collected by Citizen Scientists at an official 'Survey Area' as part of the Litter Intelligence long-term litter monitoring programme. The data are freely and openly accessible to anyone. Download the raw data, share this survey, and learn more about the data collection methodology through the links at the bottom of the page.

Litter Survey

beach-icon Beach.

Wellington Harbour - Hikoikoi Reserve, Petone Beach

10 September 2025

Sustainable Coastlines

William Ricketts

Overview

B

72

54.0

1.8

100m x 20m

Gravel/Pebble

Items per 1,000m2

340

Products

679

1233

Type Count Weight (g)
Plastic 597 830
Resin pellets C N/A
Bottle caps & lids 47 68
Clothes pegs 4 12
Bottles <= 2 L 2 72
Food containers 28 51
Other Plastic 236 233
Straws 10 6
Safety & construction related 31 193
Toys, sport, & recreation (Plastic) 36 40
Food wrappers 203 155
Paper & Cardboard 36 47
Cups, food trays & wrappers 36 47
Foamed Plastic 23 55
Other Foamed Plastic 23 55
Glass & Ceramic 22 137
Bottles & jars 2 66
Other Glass & Ceramic (specify) 20 71
Wood 1 164
Processed timber & pallet crates 1 164

Materials

  • Would you like to analyse the data yourself?
  • Or share if you think this data would be interesting to others.
  • If you would like to learn how this data was collected. Our Methodology

Previous survey in this area

Wellington Harbour - Hikoikoi Reserve, Petone Beach Sustainable Coastlines
03 Sep, 2025
Items per 1,000m2
256
93%

Next survey in this area

Wellington Harbour - Hikoikoi Reserve, Petone Beach Sustainable Coastlines
31 Oct, 2025
Items per 1,000m2
54
55%