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.

Otago Peninsula - Portobello North shore

5 July 2023

NZ Marine Studies Centre

Hannah Drury

Overview

A

33

13.2

6.3

100m x 20m

Mixed Substrate

Items per 1,000m2

168

Products

336

31317

Type Count Weight (g)
Glass & Ceramic 258 1932
Construction material 2 63
Glass or ceramic fragments 256 1869
Plastic 43 657
Resin pellets A N/A
Parking tickets & receipts 1 1
Food containers 2 12
Food wrappers 1 1
Bottle seals & tabs 1 1
Bottle caps & lids 4 10
Cable ties & zip ties 2 3
Straws 1 1
Other Plastic 1 5
Clothes pegs 1 3
Bottle neck rings 3 1
Gardening & farming related 1 3
Strapping bands & tape 1 1
Unidentifiable hard plastic fragments 3 1
Lollipop sticks 1 1
Unidentifiable soft plastic fragments 14 21
Bottles <= 2 L 2 102
Rope 4 490
Metal 19 8056
Construction material 1 3
Unidentifiable metal fragments 18 8053
Foamed Plastic 8 6
Polystyrene insulation or packaging 7 5
Unidentifiable foamed plastic fragments 1 1
Wood 5 4840
Processed timber & pallet crates 5 4840
Rubber 2 15826
Unidentifiable rubber fragments 1 6
Tyres 1 15820
Other 1 0
Sanitary items 1 N/A

Materials

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