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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 - Porirua Stream Estuary

3 November 2023

Kids Enhancing Tawa Ecosystems (KETE)

Olivia Rees

Overview

C

22

21.6

25.0

50m x 10m

Mixed Substrate

Items per 1,000m2

2230

Products

1115

13017

Type Count Weight (g)
Plastic 920 1693
Resin pellets A N/A
Plastic vehicle parts 6 150
Clothes pegs 18 45
Straws 5 8
Bottle caps & lids 20 34
Pens & Stationery 18 75
Lollipop sticks 3 1
Cigarette lighters 8 64
Safety & construction related 7 62
Bottle seals & tabs 13 4
Rope 5 15
Cable ties & zip ties 86 86
Unidentifiable hard plastic fragments 309 545
Plastic utensils 13 32
Toys, sport, & recreation (Plastic) 49 127
Gardening & farming related 23 40
Other Plastic 2 13
Hangers & retail packaging 6 10
Strapping bands & tape 35 57
Bottle neck rings 1 2
Food containers 40 62
Unidentifiable soft plastic fragments 132 154
Food wrappers 121 107
Foamed Plastic 43 23
Polystyrene insulation or packaging 32 17
Foam glazier spacers 5 4
Ear plugs 6 2
Paper & Cardboard 39 66
Cups, food trays & wrappers 4 40
Unidentifiable paper and cardboard fragments 35 26
Other 28 149
Personal care items 22 148
Sanitary items 5 N/A
Cotton buds 1 1
Rubber 25 1212
Inner-tubes and rubber sheet 1 15
Other Rubber (specify) 13 96
Toys, Sports & Recreation (Rubber) 8 104
Unidentifiable rubber fragments 1 996
Rubber bands 2 1
Fabric & Textiles 25 1482
Other cloth 5 62
Unidentifiable cloth fragments 18 1250
Clothing, towels and linen 2 170
Metal 20 63
Aluminium drink cans 7 49
Foil wrappers 13 14
Wood 14 8120
Processed timber & pallet crates 14 8120
Glass & Ceramic 1 209
Bottles & jars 1 209

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

Previous survey in this area

Porirua Harbour - Porirua Stream Estuary Porirua City Council
23 Aug, 2023
Items per 1,000m2
2524
92%

Next survey in this area

Porirua Harbour - Porirua Stream Estuary Porirua City Council
03 May, 2024
Items per 1,000m2
1330
81%