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

20 July 2025

Victoria University of Wellington Tramping Club

Liam Baldwin Jankiewicz

Overview

B

19

16.5

10.4

100m x 20m

Mixed Substrate

Items per 1,000m2

129

Products

258

20957

Type Count Weight (g)
Plastic 211 2121
Resin pellets B N/A
Bottle caps & lids 21 87
Bottle neck rings 5 24
Unidentifiable soft plastic fragments 6 6
Bottles <= 2 L 5 445
Gloves 1 27
Unidentifiable hard plastic fragments 123 839
Other Plastic 18 108
Straws 7 6
Fishing gear 5 19
Safety & construction related 2 77
Rope 12 104
Plastic sheeting 5 375
Shotgun wadding & shells 1 4
Wood 18 5905
Processed timber & pallet crates 18 5905
Rubber 11 12530
Rubber footwear 7 470
Unidentifiable rubber fragments 1 28
Construction & Automotive 2 32
Tyres 1 12000
Foamed Plastic 10 116
Foam buoys 1 110
Ear plugs 1 1
Unidentifiable foamed plastic fragments 4 4
Polystyrene insulation or packaging 4 1
Metal 4 52
Other Metal 4 52
Glass & Ceramic 2 227
Bottles & jars 2 227
Paper & Cardboard 2 6
Unidentifiable paper and cardboard fragments 2 6

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