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Category Archives: Data
The retreat (of hypoxia, not science).
We’ve been in the Chesapeake Bay for 36 hours now, and sampling for about 30 of those hours, so it’s probably time to check in. So far we’ve completed a Scanfish survey, 6 CTD casts and a few net tows. … Continue reading
Bottom and midwater hypoxia shows up
Here’s the most recent plot of our Scanfish transects, showing 1) how far east we’ve come on the cruise, and 2) the presence of both bottom and mid-water hypoxia. The second plot shows a blow up of only the last … Continue reading
Posted in Cruises, Data, Gulf of Mexico
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Labor Day Weekend Data
We’re moving further east and knocking down transects slowly but surely. The OPC will get it’s wet test in about 30 minutes, but the deck tests have been successful, so we’re [still] cautiously optimistic we’ve got the problem licked. Below … Continue reading
Posted in Cruises, Data, Gulf of Mexico
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The data tells the story
Two transects down and so far so good. I made some preliminary plots of the Scanfish hydrographic data. The instrument actually saves data 32 times every second, so for each of these transects we have more than 30,000 data points. … Continue reading
Posted in Cruises, Data, Gulf of Mexico
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Data made pretty
I had every intention of putting up a plot of our hydrographic data within a day of collecting it with the Scanfish, but alas, here we are, four days after collecting it and I’m just getting around to it. The … Continue reading
Data!
Here is a map of our survey (blue line) and station locations (red square and green circle) with three-dimensional plots of four variables measured with the Scanfish. This instrument is towed behind the ship and undulates from 2 meters off … Continue reading
