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

26 February 2026

Sustainable Coastlines

Sam Judd

Overview

B

4

5.7

1.1

100m x 20m

Shell

Items per 1,000m2

41

Products

82

545

Type Count Weight (g)
Plastic 50 123
Resin pellets A N/A
Unidentifiable hard plastic fragments 17 95
Unidentifiable soft plastic fragments 6 5
Clothes pegs 4 5
Bottle caps & lids 6 6
Straws 3 1
Food wrappers 5 7
Lollipop sticks 1 1
Other Plastic 7 2
Cable ties & zip ties 1 1
Metal 11 270
Fishing related 2 66
Aluminium drink cans 2 25
Metal Bottle caps, lids & pull tabs 2 2
Unidentifiable metal fragments 4 163
Metal vehicle parts 1 14
Fabric & Textiles 9 108
Footwear & shoes 2 103
Rope, line or string (natural) 5 4
Other cloth 2 1
Rubber 6 23
Other Rubber (specify) 6 23
Foamed Plastic 3 8
Other Foamed Plastic 3 8
Other 2 4
Personal care items 2 4
Glass & Ceramic 1 9
Glass or ceramic fragments 1 9

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