12B da Anselmo de Andrade

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18 January 2022

Tejo

Porto Brandão

Location coordinates: 38.6770278 -9.207305555555555

Group A

Average waste per m² in all riverside zones

283

Foreshore (Average waste per m²)

-

Backshore (Average waste per m²)

-

Riverbank crown (Average waste per m²)

-

Group B

Total number of waste items found (including single-use plastic)

603

Weight of all waste including plastic in kg

47.7

Group C

Flow velocity of the river (meters per second)

0.0939

River width in m

-

Total number of floating waste

2

Larger Microplastics per 1,000 liters of river water

-

Larger Microplastics per m² of the riverbank

-