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.

Porirua Harbour - Paremata Bridge

4 August 2019

Friends of Mana Island

John McKoy

Overview

C

21

12.6

21.0

30m x 9m

Mud

Items per 1,000m2

6396

Products

1727

9257

Type Count Weight (g)
Plastic 1370 2019
Resin pellets B N/A
Bottle neck rings 18 78
Pens & Stationery 37 4
Clothes pegs 7 8
Food containers 129 172
Gardening & farming related 6 168
Bottle seals & tabs 9 3
Fishing line 100 58
Cigarettes, butts & filters 2 2
Parking tickets & receipts 3 2
Mesh bags 1 5
Plastic utensils 2 2
Fishing gear 2 12
Food wrappers 503 411
Plastic bags 24 481
Strapping bands & tape 22 34
Unidentifiable hard plastic fragments 300 254
Rope 43 142
Bottle caps & lids 58 119
Lollipop sticks 63 24
Shotgun wadding & shells 2 5
Cosmetics and medical packaging 4 9
Toys, sport, & recreation (Plastic) 3 3
Straws 32 23
Glass & Ceramic 287 2084
Construction material 149 1515
Glass or ceramic fragments 138 569
Foamed Plastic 26 22
Polystyrene insulation or packaging 16 5
Ear plugs 2 2
Foam sponge 8 15
Wood 23 4754
Processed timber & pallet crates 23 4754
Metal 14 44
Foil wrappers 8 2
Metal Bottle caps, lids & pull tabs 2 7
Aluminium drink cans 2 32
Other Metal 2 3
Rubber 3 31
Rubber footwear 1 27
Toys, Sports & Recreation (Rubber) 2 4
Other 2 0
Sanitary items 2 N/A
Paper & Cardboard 1 28
Cups, food trays & wrappers 1 28
Fabric & Textiles 1 275
Clothing, towels and linen 1 275

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