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 Collection Survey

Kaiwharawhara Estuary - North side

13 September 2020

Society for Conservation Biology

Rosa Harper

Overview

C

5

10.7

17.2

60m x 10m

Mixed Substrate

Items per 1,000m2

5335

Products

3201

3052

Type Count Weight (g)
Plastic 2408 1973
Resin pellets B N/A
Medical waste 6 68
Other Plastic 68 222
Toys, sport, & recreation 28 50
Plastic sheeting 4 46
Food wrappers 73 46
Cable ties & zip ties 11 6
Plastic vehicle parts 4 2
Rope 7 7
Strapping bands & tape 5 1
Unidentifiable hard plastic fragments 1456 483
Unidentifiable soft plastic fragments 179 35
Lollipop sticks 86 39
Safety & construction related 94 135
Bottle seals & tabs 19 8
Plastic utensils 7 15
Bottles <= 2 L 4 149
Straws 54 40
Pens 11 17
Cigarette lighters 5 52
Food containers 59 137
Clothes pegs 16 22
Gardening & farming related 7 39
Bottle neck rings 25 12
Bottle caps & lids 146 338
Cigarettes, butts & filters 34 4
Foamed Plastic 587 64
Other Foamed Plastic 18 4
Ear plugs 8 5
Polystyrene insulation or packaging 561 55
Cloth 67 23
Clothing, hats, gloves & towels 1 1
Other cloth 1 6
Unidentifiable cloth fragments 65 16
Other 61 253
Cotton buds 40 7
Appliances & electronics 1 229
Sanitary items 16 N/A
Personal care items 4 17
Rubber 24 430
Unidentifiable rubber fragments 14 15
Balloons, tennis balls, footballs, dog toys etc 10 415
Metal 18 177
Construction material 2 5
Sharps, needles, lancets, metal catheters 3 N/A
Other cans (<= 4 L) 2 42
Aluminium drink cans 6 113
Metal Bottle caps, lids & pull tabs 5 17
Glass & Ceramic 17 17
Glass or ceramic fragments 15 15
Other Glass & Ceramic 2 2
Paper & Cardboard 15 98
Other Paper & Cardboard 2 1
Cardboard boxes 1 1
Unidentifiable paper and cardboard fragments 4 4
Cups, food trays & wrappers 8 92
Wood 4 17
Corks 1 14
Processed timber & pallet crates 2 2
Other Wood 1 1
Materials
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