Workshop on the World Ocean Assessment

SCS-P4 Physical and Chemical Processes - supporting biodiversity

56

Condition (0-10, quality relative to condition of reference point)

Trend in Condition (Improving, Stable, Declining)

Parameter/ Metric

Type

Best 10% places

Most places

Worst 10% places

Best 10% places

Worst 10% places

Confid- ence (high, med, low)

Confid- ence (high , med, low)

Most places

Ocean currents, structure and dynamics Storms, cyclones, wind patterns Sediment inputs Sediment transportation Coastal/shoreline erosion Inshore water turbidity, transparency and colour Sea temperature, including SST Nutrient supply and cycling: land- based (land sourced nutrients supplied by river or stream) Nutrient supply and cycling: ocean-based Freshwater inflow, surface and groundwater runoff

Transport mechanisms

9.9

H

9

D

M

Sediment regime

8

6

4

H

S

S

I

H

8

0.5

M

S

I

H

9

6

3

H

S

S

S

H

8.5

7

3

H

S

D

S

H

Light regime

Temperature regime

8

L

D

6

6

4

H

D

D

D

H

Sea level Sea level change

Nutrient supply, cycling

8

4

3.5

H

S

D

S

H

7

7

6

M

S

S

M

7

6

6

H

S

S

S

H

Toxins, pesticides, herbicides

7

4

2

H

S

S

S

H

Components

8

7

3

H

S

S

S

H

Dumped wastes

Radionuclides Ocean acidity Ocean salinity Low oxygen- dead zones Groundwater salinity

9 8

H H

D S

H H

8

4

S

D

9

9

7

H

S

S

D

H