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 - Petone Beach, Water Ski Club

30 June 2025

Sustainable Coastlines

Helen Adams-Blackburn

Overview

C

1

3.5

8.5

100m x 10m

Cobbles

Items per 1,000m2

980

Products

980

4728

Type Count Weight (g)
Plastic 911 2886
Resin pellets C N/A
Hangers & retail packaging 16 16
Toys, sport, & recreation (Plastic) 6 15
Cosmetics and medical packaging 6 15
Parking tickets & receipts 9 3
Plastic sheeting 29 73
Cable ties & zip ties 6 10
Pens & Stationery 6 9
Bottles <= 2 L 3 37
Bottle seals & tabs 7 1
Gardening & farming related 7 29
Lollipop sticks 11 4
Bottle neck rings 19 9
Rope 14 175
Plastic bags 18 59
Food containers 37 53
Drink package rings 1 1
Bottle caps & lids 98 254
Unidentifiable soft plastic fragments 155 113
Food wrappers 201 83
Straws 33 24
Plastic utensils 5 12
Shotgun wadding & shells 4 10
Fishing gear 2 20
Plastic vehicle parts 10 249
Safety & construction related 66 1351
Strapping bands & tape 38 35
Unidentifiable hard plastic fragments 89 154
Gloves 1 5
Clothes pegs 3 10
Other Plastic 11 57
Foamed Plastic 40 1231
Polystyrene insulation or packaging 26 1211
Ear plugs 3 7
Unidentifiable foamed plastic fragments 8 11
Foam glazier spacers 3 2
Fabric & Textiles 9 321
Unidentifiable cloth fragments 6 3
Clothing, towels and linen 3 318
Rubber 6 102
Toys, Sports & Recreation (Rubber) 4 10
Rubber footwear 1 47
Inner-tubes and rubber sheet 1 45
Metal 6 61
Foil wrappers 1 9
Metal Bottle caps, lids & pull tabs 2 4
Unidentifiable metal fragments 1 4
Aluminium drink cans 2 44
Other 4 5
Personal care items 1 5
Sanitary items 3 N/A
Paper & Cardboard 2 3
Unidentifiable paper and cardboard fragments 2 3
Glass & Ceramic 2 119
Glass or ceramic fragments 2 119

Materials

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  • If you would like to learn how this data was collected. Our Methodology