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.

Rakiura Stewart Island - Masons Bay Martins Creek

20 May 2025

Stewart Island Community

Dallas Bradley

Overview

B

1

0.7

1.0

100m x 20m

Sand

Items per 1,000m2

50

Products

101

3281

Type Count Weight (g)
Plastic 100 3276
Resin pellets A N/A
Bottle caps & lids 11 22
Bottle neck rings 1 1
Bottles <= 2 L 4 178
Food containers 2 156
Bottles, drums, jerrycans & buckets > 2 L 2 383
Cable ties & zip ties 1 1
Cigarette lighters 1 6
Cosmetics and medical packaging 2 58
Gardening & farming related 2 75
Plastic bags 2 119
Plastic utensils 1 1
Toys, sport, & recreation (Plastic) 1 84
Strapping bands & tape 11 19
Fishing nets 1 20
Unidentifiable hard plastic fragments 34 25
Safety & construction related 2 12
Shotgun wadding & shells 1 1
Fishing gear 1 1
Rope 20 2114
Glass & Ceramic 1 5
Light globes/bulbs 1 5

Materials

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