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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.

Māngere Lagoon Rock Wall, Manukau Harbour

17 April 2024

Watercare

Kate Van Dongen

Overview

B

3

3.5

2.5

50m x 4m

Boulder

Items per 1,000m2

825

Products

165

3550

Type Count Weight (g)
Plastic 87 449
Resin pellets C N/A
Plastic utensils 1 1
Bottle caps & lids 5 12
Bottle seals & tabs 1 1
Lollipop sticks 4 1
Cigarette lighters 2 31
Toys, sport, & recreation (Plastic) 1 44
Bottles <= 2 L 5 187
Clothes pegs 3 8
Straws 4 2
Food wrappers 2 6
Pens & Stationery 1 9
Fishing line 1 1
Unidentifiable soft plastic fragments 5 62
Gloves 2 11
Rope 1 6
Unidentifiable hard plastic fragments 47 38
Bottle neck rings 1 7
Gardening & farming related 1 22
Glass & Ceramic 31 658
Glass or ceramic fragments 29 263
Bottles & jars 1 10
Construction material 1 385
Metal 18 316
Construction material 4 70
Other Metal 3 105
Metal Bottle caps, lids & pull tabs 3 5
Tableware 1 45
Fishing related 1 5
Aluminium drink cans 6 86
Foamed Plastic 9 13
Polystyrene insulation or packaging 2 8
Other Foamed Plastic 7 5
Fabric & Textiles 7 862
Unidentifiable cloth fragments 1 10
Clothing, towels and linen 1 232
Footwear & shoes 3 518
Rope, line or string (natural) 2 102
Other 6 38
Batteries (Household) 3 26
Sanitary items 2 N/A
Personal care items 1 12
Paper & Cardboard 5 39
Unidentifiable paper and cardboard fragments 3 3
Cups, food trays & wrappers 2 36
Wood 2 1175
Processed timber & pallet crates 2 1175

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

This is the first litter survey in this survey area