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2-11 Determining the Water Quality of Wetlands in St.Johns and in Cedar Rivers in Jacksonville Florida. - Shared screen with speaker view
Longin
31:15
Could sources also include discharge from Georgia Pacific’s main effluent pipe in the middle of the St. Johns River? And the coal ash leaks from the Seminole power plant?
Longin
32:03
Large mouth bass in the St. Johns River are known to have high levels of mercury in them.
Longin
33:26
It depends on the form of Zinc.
Earl Larson
35:49
Lonny, do you know?
Longin
36:44
The low amount of eelgrass we have been seeing for several years now is the longest stretch of time that the eelgrass population has been depleted.
David Miller
38:11
Does the EDTA chelation have a preference for Cd versus other heavy metals (e.g. Zn or Pb?)
Longin
38:17
Earl, Do I know what?
Earl Larson
38:25
Eelgrass
Earl Larson
38:41
Why it’s gone?
Longin
39:02
I've been studying the eelgrass in the St. Johns for 10 years now.
Earl Larson
39:47
So what happened to it?
Longin
40:23
I have not found anything scientific except for some speculation that it dies back after long periods of heavy rains.
Earl Larson
40:33
Thanks
Longin
41:54
Good idea.
Longin
43:02
If you look at the "State of the River" Report on St. Johns River they have info on heavy metals in fish.
ttipton
43:22
Thank you. I coundn't find any on the river from Federal Point the the south end of Lake George last year. I have not been on the river since October so it might be coming back
Longin
45:20
The USGS has a "My Watershed" website has advisories on several fish species caught in the St. Johns.
Catherine Wright
46:23
Longin, thanks. Good source to know about.
Longin
50:19
AA tests are very expensive.
Catherine Wright
52:08
Thank you!