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.

Kapiti Island - Boulder Bank North Side

29 June 2025

Sustainable Coastlines

Helen Adams-Blackburn

Overview

C

1

1.5

5.6

100m x 10m

Gravel/Pebble

Items per 1,000m2

596

Products

596

6056

Type Count Weight (g)
Plastic 570 2764
Resin pellets B N/A
Cable ties & zip ties 1 1
Lollipop sticks 6 1
Bottles <= 2 L 5 156
Cosmetics and medical packaging 4 122
Fishing gear 4 73
Fishing line 3 1
Unidentifiable hard plastic fragments 266 514
Hangers & retail packaging 3 1
Unidentifiable soft plastic fragments 16 2
Rope 25 120
Bottle seals & tabs 3 1
Gardening & farming related 12 54
Plastic vehicle parts 1 171
Shotgun wadding & shells 20 48
Safety & construction related 20 793
Plastic sheeting 22 43
Plastic bags 6 30
Food containers 14 75
Straws 4 3
Strapping bands & tape 9 4
Toys, sport, & recreation (Plastic) 2 8
Gloves 3 18
Clothes pegs 7 16
Food wrappers 17 41
Bottle neck rings 8 5
Bottle caps & lids 77 288
Other Plastic 12 175
Metal 7 1113
Foil wrappers 2 3
Gas bottles, drums & buckets ( > 4 L) 4 251
Other Metal 1 859
Paper & Cardboard 7 21
Cups, food trays & wrappers 3 11
Unidentifiable paper and cardboard fragments 4 10
Other 5 6
Sanitary items 4 N/A
Personal care items 1 6
Fabric & Textiles 3 129
Backpacks & bags 1 16
Clothing, towels and linen 2 113
Wood 3 2008
Processed timber & pallet crates 3 2008
Glass & Ceramic 1 15
Glass or ceramic fragments 1 15

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