MICROPLASTICS ALONG THE COAST OF ZANZIBAR

Screening of surface waters around the coast of Unguja, Zanzibar – January 2019

Preliminary resultsElisabeth Lundsør, Sara Rydbeck, Maneno Ibrahim Hamis, Shaib Silima Mnemba, Halima

Mohammed Othman, Alli Nassor

Decreased emissions in the transport

sector

Increased food safety

Improved healthcare

299 million tonnes per year

Plastic is fantastic

• Northpole• Southpole • Bottom of the sea • Isolated mountain lakes • Rivers• Open ocean• In animals, in sediment, in plankton…

Sea of Plastic

4

www.indiegogo.com

Microplastics

• When plastic items break down into smaller pieces

• Syntetic textiles• Marine coating• Tyres• Roadmarking• Plastic pellets• Personal care products

IUCN 2017

Danger by entanglement

Danger by ingestion

Prevous work in Zanzibar

Results from microplastic sampling close to Stonetown in 2016.

Chemical monitoring of marine pollution

Marine litter survey along a 100 m stretch of a beach a few km north of Stone Town.

Staer et al 2018

This study – January 2019

From the field

From the lab

From the microscope

Type and amount of particles

Type and amount of particles found

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Chum01 Chum02 Chum03 Fumb01 Fumb02 Fumb03 Fumb04 Jamb01 Jamb02 Jamb03 Matw01 Matw02 Matw03 Town01 Town02 Town03 Town04

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arti

cles

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tra

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amp

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film fragment thread

Size fractions of particles found

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Chum01 Chum02 Chum03 Fumb01 Fumb02 Fumb03 Fumb04 Jamb01 Jamb02 Jamb03 Matw01 Matw02 Matw03 Town01 Town02 Town03 Town04

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fp

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cles

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0.3mm

1mm

5mm

Prevention

Recycle

Clean up

Design and production Usage and

consumption

Collection and waste

managementMaterial

and energyrecycling

Clean up

Solutions?

What can we do in Zanzibar?

• AWARENESS

• Local engagement

• Solid waste management

• Public education

• Private sector involvement

• Cooperation between government, private sector and public society

• Mr Rune Hashim

• Mwambao

• One Ocean dive center

• Safari Blue

• Chumbe Island Coral park

• Marine cultures

• Institute of Marine Research (Norway)

Ahsante sana: