|
|
Can
we report trends? Are there other useful reference points? |
| System
Dimensions |
Updated |
|
Coastal
Living Habitats |
What is
the area of coastal wetlands, coral reefs, seagrasses,
and shellfish beds? |
Trends
(where data are available) |
|
|
Shoreline
Types |
How much
of the nation’s shoreline is composed of beach, sand
or mudflats, steep cliffs, wetlands and mangroves, and
how much has bulkheads or riprap? |
Current
data only, regional comparison |
|
| Chemical
and Physical Conditions |
Updated |
|
Areas
with Depleted Oxygen |
How extensive are areas
with low dissolved oxygen levels? |
No data reported |
|
|
|
Contamination
in Bottom Sediments |
How contaminated
are bottom sediments in estuaries and coastal ocean waters? |
Current
data only, federal guidelines |
2003 |
|
Coastal
Erosion |
How much of the nation’s
coastline is eroding? |
No data reported |
|
 |
Sea
Surface Temperature |
What is the temperature
of the ocean’s surface? |
Trends, regional comparison |
|
| Biological
Components |
Updated |
|
|
At-risk
Native Marine Species |
How many
native marine species are at different levels of risk
of extinction |
No data
reported |
|
|
Non-Native
Species |
What is the extent of
invasion by non-native species? |
No data reported |
|
|
Unusual
Marine Mortalities |
How many
marine mammals, turtles, and other animals die in unusual
mortality events? |
Trends |
|
|
Harmful
Algal Blooms |
How frequent and extensive
are harmful algal blooms? |
No data reported |
|
|
|
Condition
of Bottom Dwelling Animals |
What is the condition
of small bottom-dwelling animals (worms, clams, snails,
and shrimplike animals)? |
Current data only, comparison
to “undisturbed” conditions, regional comparison |
2003 |
|
Chlorophyll
Concentration |
What is the concentration
of chlorophyll in coastal waters? |
Current data only, regional
comparison |
|
| Human
Uses |
Updated |
|
|
Commercial
Fish and Shellfish Landings |
What is the size of
the commercial fish catch from U.S. waters? |
Trends, regional comparison |
2003
2005 |
|
Status
of Commercially Important Fish Stocks |
What is the condition
of commercially important fish stocks in U.S. waters? |
Trends, regional comparison
|
|
|
|
Selected
Contaminants in Fish and Shellfish |
What is the concentration
of DDT, PCBs, and mercury in fish caught in U.S. waters? |
No data reported. |
|
|
Recreational
Water Quality |
How often
are bacteria associated with human and animal waste found
in bathing water? |
No data
reported. |
|
|
All necessary data Available |
|
Partial data available |
|
Data not adequate for national
reporting |
|
Indicator development needed |
