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The gang is going fishing......jellyfishing.
One of the more common jellyfish species in the Gulf of Mexico is the 'moon
jelly' Aurelia aurita.
This is yet another large jellyfish which hasn't been
described in the Gulf of
Mexico until this year. The scientific research partly is trying to understand
why this year is so unusual for new species.
This species has been identified as Drymonema
dalmatinum. The largest
we've collected was 61 cm across the bell. Others we've seen are as large as 1
meter across. These jellyfish make for interesting habitat for many fish (see
them schooling around the animal?). This jellyfish is actually upside-down.
Mmmm. Diet food.
Tonight is movie night.
This is our high school student, Julianne McDonald, hard
at work with her
chlorophyll samples.
A garbage pail, couple of nets and good old fashioned
teamwork is the best
method of obtaining large Drymonema samples.
Yes! We got one!
This is a C.T.D. instrument, which measures the
conductivity, temperature and
depth of the water, along with providing us with valuable water samples from
specific depths.
The C.T.D. in action.
This is the single most beloved man on the boat,
Kelly the cook.
His singing was scaring away the jellyfish, so we gave him a sucker to be quiet.
Two of our intrepid researchers, Fennel and Meg
It's really hard to focus on finding jellyfish when you have dolphins swimming
around.
This is the chamber were we measure the respiration rate of Aurelia.
Look Ma! I'm ready to play with jellyfish!
This is another species of jellyfish common in the Gulf of Mexico, the
Cannonball Jellyfish (Stomolophus meleagris).
There was a spider crab, Libinia dubia, found associated with this
cannonball.
Our chief scientist, Dr. Monty Graham, is measuring the bell diameter of this
cannonball.
Here Dr. Graham demonstrates the aerodynamics of jellyfish.
Oh No! Who let Fennel drive?
This is our spotter plane, Dr. Vernon Asper, who helps find jellyfish congregations from the
air.
We found a mass hundreds of Aurelia right along this tidal
boundary.
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