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.

Makara Coast - Opau Bay

14 November 2025

Victoria University of Wellington Tramping Club

Liam Baldwin Jankiewicz

Overview

B

4

4.1

3.6

100m x 20m

Mixed Substrate

Items per 1,000m2

41

Products

82

9938

Type Count Weight (g)
Plastic 63 4499
Resin pellets C N/A
Bottles <= 2 L 1 424
Bottle caps & lids 9 25
Vapes 1 10
Other Plastic 2 162
Straws 3 2
Unidentifiable hard plastic fragments 36 888
Bottles, drums, jerrycans & buckets > 2 L 2 299
Unidentifiable soft plastic fragments 7 60
Safety & construction related 1 762
Plastic buoys 1 1867
Fabric & Textiles 7 234
Rope, line or string (natural) 6 106
Clothing, towels and linen 1 128
Foamed Plastic 6 59
Polystyrene insulation or packaging 6 59
Rubber 2 16
Inner-tubes and rubber sheet 2 16
Paper & Cardboard 2 105
Unidentifiable paper and cardboard fragments 2 105
Other 1 57
Personal care items 1 57
Wood 1 4968
Processed timber & pallet crates 1 4968

Materials

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