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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

10 February 2025

Sustainable Coastlines

Janey Taylor

Overview

B

6

15.0

1.5

50m x 4m

Boulder

Items per 1,000m2

145

Products

29

3144

Type Count Weight (g)
Glass & Ceramic 14 2959
Construction material 1 2700
Glass or ceramic fragments 13 259
Plastic 10 68
Resin pellets A N/A
Bottles <= 2 L 1 51
Food containers 1 10
Food wrappers 1 1
Rope 5 1
Fishing line 1 1
Unidentifiable hard plastic fragments 1 4
Fabric & Textiles 2 67
Clothing, towels and linen 2 67
Metal 2 50
Other cans (<= 4 L) 1 30
Fishing related 1 20
Other 1 0
Sanitary items 1 N/A

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

Previous survey in this area

Māngere Lagoon Rock Wall, Manukau Harbour Watercare
26 Nov, 2024
Items per 1,000m2
410
59%