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

30 August 2025

Sustainable Coastlines

Logan Rapana

Overview

A

5

10.0

1.0

100m x 20m

Sand

Items per 1,000m2

110

Products

220

345

Type Count Weight (g)
Plastic 184 145
Resin pellets A N/A
Bottle caps & lids 7 10
Bottle neck rings 4 4
Bottle seals & tabs 1 1
Cigarettes, butts & filters 3 1
Cosmetics and medical packaging 2 2
Food wrappers 59 27
Lollipop sticks 6 5
Pens & Stationery 3 13
Plastic sheeting 6 12
Rope 5 2
Straws 4 2
Unidentifiable hard plastic fragments 8 13
Unidentifiable soft plastic fragments 62 26
Plastic bags 4 1
Other Plastic 8 20
Vapes 2 6
Fabric & Textiles 15 110
Unidentifiable cloth fragments 6 81
Rope, line or string (natural) 8 11
Footwear & shoes 1 18
Glass & Ceramic 13 24
Glass or ceramic fragments 13 24
Rubber 4 53
Construction & Automotive 2 10
Other Rubber (specify) 2 43
Wood 2 6
Wooden utensils 2 6
Metal 1 6
Aluminium drink cans 1 6
Foamed Plastic 1 1
Foam sponge 1 1

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