Table 2 Comparison of present and worldwide values for microplastics abundance, size range, and polymer types in commercial sea salt samples.

From: Microplastics pollution in salt pans from the Maheshkhali Channel, Bangladesh

Sea

Country

MP characteristics

References

Polymer type

Particle size range (μm)

Concentration (Particles kg-1)

Bay of Bengal

Bangladesh

PP, PET, PS, PE

250–5000

78–137

This study

Pacific Ocean

Thailand

PE, PET, PP, PVC

100–5000

80–600

12

Vietnam

Acrylic, PE, PP, PU

100–5000

100–200

12

New Zealand

PE

160–980

0–1

11

South Korea

Acrylic, Nylon, PE, PET, PP

100–3000

100–300

12

Japan

PE, PET

160–980

0–1

11

Chinese Taipei

PE, PET, PP

100–2000

0–1300

12

Australia

Acrylic, Nylon, PE, PET, PP, PS

100–3000

80

12

Mediterranean Sea

Turkey

PE, PET, PP, PU, PA, PVC

 < 100

18–84

28

Spain

PE, PET, PP

30–3500

80–280

29

Italy

PE, PP

4–2100

22–594

27

France

PE, PET, PP

160–980

0–2

11

Croatia

PE, PP

15–4628

13,500–19,800

27

Indic Ocean

India

Nylon, PE, PET, PP, PVC

50–600

100–5000

12

Malaysia

PP

160–980

0–1

11

Black Sea

Bulgaria

Nylon, PE, PP, PVC

100–4000

10

12

Atlantic Ocean

Brazil

PET, PP

100–1000

200

12

Portugal

PET, PP

160–980

0–10

11

Senegal

PE, PET, PP

100–3000

250

12

South Africa

PET

160–980

1–3

11

United Kingdom

PP, PE, PVC

100–2000

120

12

USA

PE

100–1000

3000

12

  1. PET Polyethylene terephthalate, PP Polypropylene, PE Polyethylene, PVC Polyvinyl chloride, PS Polystyrene, PA Polyamide, PU Polyurethane.