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 - Long Island South

19 September 2025

Envirohub Marlborough

Sara Kidston

Overview

C

4

4.7

2.7

100m x 11m

Cobbles

Items per 1,000m2

217

Products

239

8220

Type Count Weight (g)
Foamed Plastic 79 398
Polystyrene insulation or packaging 74 390
Polystyrene cups or food packs 3 1
Toys, Sports & Recreation (Foamed Plastic) 2 7
Glass & Ceramic 75 739
Bottles & jars 1 425
Glass or ceramic fragments 74 314
Plastic 53 418
Resin pellets B N/A
Toys, sport, & recreation (Plastic) 3 16
Fishing line 1 1
Bottles <= 2 L 1 26
Bottle neck rings 2 2
Clothes pegs 2 4
Other Plastic 1 4
Bottle caps & lids 6 8
Rope 3 19
Strapping bands & tape 1 1
Unidentifiable hard plastic fragments 12 42
Fishing gear 1 9
Food containers 3 64
Unidentifiable soft plastic fragments 14 41
Fishing nets 2 1
Gardening & farming related 1 180
Wood 26 5553
Processed timber & pallet crates 26 5553
Metal 5 447
Other cans (<= 4 L) 3 442
Metal Bottle caps, lids & pull tabs 2 5
Rubber 1 665
Toys, Sports & Recreation (Rubber) 1 665

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