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.

Marlborough Sounds - Manaroa Head North

23 July 2025

Waitaria Bay School

Tineke Giddy

Overview

B

10

9.2

15.0

100m x 20m

Rock Rubble

Items per 1,000m2

158

Products

317

1014

Type Count Weight (g)
Plastic 284 844
Resin pellets A N/A
Unidentifiable hard plastic fragments 87 82
Fishing gear 4 16
Plastic bags 4 22
Fishing nets 1 115
Shotgun wadding & shells 9 26
Food containers 1 2
Gardening & farming related 17 27
Safety & construction related 14 40
Plastic sheeting 1 1
Unidentifiable soft plastic fragments 3 2
Clothes pegs 1 2
Hangers & retail packaging 5 2
Strapping bands & tape 3 1
Mesh bags 2 1
Cosmetics and medical packaging 1 1
Other Plastic 1 4
Rope 130 500
Foamed Plastic 19 9
Polystyrene insulation or packaging 18 8
Foam sponge 1 1
Wood 12 6
Processed timber & pallet crates 12 6
Glass & Ceramic 1 92
Bottles & jars 1 92
Rubber 1 63
Unidentifiable rubber fragments 1 63

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