SoundHAB: FW: Red brown bloom in Case Inlet

Karlista Rickerson karlista at mindspring.com
Tue Jun 12 19:16:34 EDT 2012


Tramp Harbor and Quarter Master Harbor have had a bloom of Noctiluca yesterday and it is piled up at the north end of inner QMH this morning.  Thick! Also out along south shore of Maury Island, I sampled the water and confirmed Noctiluca. People on the beach report a strong iodine line odor. Dogs came out of water and seemed irritated by something.
Interesting that my whole water sample from the wind effected side of the float only had 40000 c/l but if I had scooped up the orange scum from the  corner there would have been nothing else visible.
Some one did bring the bloom to the attention of the ferry crew wondering if it was a sewage leak. Fortunately a knowledgeable person happened to be there. 
Karlista
On Jun 12, 2012, at 3:14 PM, Jack Rensel wrote:

> Possible Heterosigma bloom in Case Inlet reported below but needs to be verified.   As wild fish kills from the alga are relatively common in northern Case Inlet, if anyone has a shoreline owner contact in the area, perhaps they could be contacted to look around, sample and report back.  The three photos that Christopher Krembs sent attached here.   
>  
> Jack
>  
> Hershberger, P.K., J.E. Rensel, J.R. Postel, F.B. Taub. 1997. Heterosigma bloom and associated fish kill. Harmful Algae News. 16:1, 4.
> 
>  
> From: Jack Rensel [mailto:jackrensel at att.net] 
> Sent: Tuesday, June 12, 2012 3:03 PM
> To: 'Vera Trainer'
> Cc: 'soundtox at u.washington.edu'; Christopher Krembs (ckre461 at ECY.WA.GOV)
> Subject: RE: Red brown bloom in Case Inlet
>  
> Impossible to say of course, but Case Inlet blooms of Heterosigma are relatively common.  This is where we first found and documented wild fish (several species) being killed by the alga.  The coloration looks to be similar to what it normally is from the air for three of the photos, although photo No. 5627 (from Elliott Bay according to Christopher) is not similar.   Color from airplanes of course is not a highly definitive measure.  Northern Case Inlet is quite shallow and therefore could be warmer than adjacent areas and has slow circulation that might account for earlier than normal Heterosigma blooms than some other areas.   It would be good to sample Case Inlet right now if possible.
>  
> Jack
>  
> J.E. Jack Rensel Ph.D.
> Rensel Associates Aquatic Sciences
> 4209 234th Street N.E.
> Arlington WA 98223
> 360-631-6538
> jackrensel at att.net
> www.AquaModel.org
> http://noaa.aquamodel.net/index.html
>  
> From: Vera Trainer [mailto:vera.l.trainer at noaa.gov] 
> Sent: Tuesday, June 12, 2012 2:43 PM
> To: Jack Rensel
> Cc: soundtox at u.washington.edu
> Subject: Fwd: Red brown bloom in Case Inlet
>  
> Any reports or thoughts on what these blooms are?  Vera
> 
> ---------- Forwarded message ----------
> From: Krembs, Christopher (ECY) <ckre461 at ecy.wa.gov>
> Date: Tue, Jun 12, 2012 at 2:37 PM
> Subject: Red brown bloom in Case Inlet
> To: "guatemal at u.washington.edu" <guatemal at u.washington.edu>, Vera Trainer <vera.l.trainer at noaa.gov>
> 
> Dear Teri and Vera.
>  We saw a very large red-brown rusty color bloom this morning in Case Inlet. The images are not so good because it started raining. The bloom is very different from the extensive Noctiluca bloom in Central sound. See images
>  I also added one image of the Noctiluca bloom west of Elliott Bay (5627)
>  I will be on a return flight at 3:15 and hopefully have better visibility.
>  Christopher
>  
> <DSC_5703.jpg><DSC_5704.jpg><DSC_5701.jpg>_______________________________________________
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> SoundHAB at whoi.edu
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