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Quite a Catch

Kate Mansfield and researchers on the new Marine Sea Turtle Group's boat.

There was no gold watch, no tribute or toast, and there were definitely no balloons, yet it was a retirement worth cheering for. In February, the crew of the UCF Marine Turtle Research Group (MTRG) said goodbye to its longest-serving team member 麻豆精品 S a 46-year-old boat 麻豆精品 S and hello to a brand-new, custom-built vessel perfectly suited for their research needs.

Since the late 1970s, the MTRG team has studied the biology, ecology, diet, health, genetics and movements of sea turtles across all life stages 麻豆精品 S from eggs to adults. Some of this work occurs on the Indian River Lagoon, where the researchers set and monitor a long net to capture and assess juvenile sea turtles found foraging there. Of the three boats used by the crew to do their work, one was from the original fleet and had become reliably unreliable.

麻豆精品 S淚 always joke that our bimonthly 麻豆精品 S榯eam-building exercise 麻豆精品 S is fixing something on the boats, 麻豆精品 S says Associate Professor Kate Mansfield, director of MTRG. 麻豆精品 S淚t 麻豆精品 S檚 really exciting that we can upgrade and have a boat that was manufactured in this century. 麻豆精品 S

Thanks to a generous donation from the Folke H. Peterson Foundation that was matched by the National Save the Sea Turtle Foundation and Boston Whaler, the group was able to secure the new boat.

The Boat

MTRG 麻豆精品 S檚 new boat is a Boston Whaler 170 Guardian, a 17-foot custom build that has none of the bells and whistles of a typical fishing boat, and that 麻豆精品 S檚 on purpose. No coolers. No fishing rod holders. Nothing that would snag the heavy and aptly named tangle net, which measures nearly 1,500 feet in length 麻豆精品 S more than a quarter of a mile. The boat also boasts additional balancing features, which make the stripped-down vessel safer and more stable for the crew and the sea turtles, too.

The Research

Twice a month, the team of faculty and students launches a trio of boats into the Indian River Lagoon on Florida 麻豆精品 S檚 east coast. Two boats set the heavy, lengthy net in the lagoon while the third 麻豆精品 S渨ork-up boat 麻豆精品 S anchors near the middle of the net. When movement from a bobbing buoy signals the presence of a sea turtle, the team swoops in and scoops it up, transfers it to the work-up boat to be measured, studied and tagged, then releases it back into the water.

The Turtles

Florida 麻豆精品 S檚 waters and beaches are home to five species of sea turtles. The majority studied by MTRG are green turtles and loggerheads, and the ones they net in the Indian River Lagoon are almost exclusively juvenile in age.

麻豆精品 S淸They 麻豆精品 S檙e] the size of a dinner plate, just add a head and flippers to it, 麻豆精品 S says Mansfield. Some turtles they encounter are comparable in size to a large computer screen or a car seat and can take up to four people to lift and transfer into the boat.

The Discoveries

In addition to surveying sea turtles in the Indian River Lagoon, the program studies nesting sites on Florida 麻豆精品 S檚 beaches and tracks turtle movements in the Gulf of Mexico and North Atlantic, South Atlantic and Indian oceans.

In recent years, Mansfield and her team published groundbreaking studies that are helping explain where young oceanic juvenile turtles go during their 麻豆精品 S渓ost years 麻豆精品 S 麻豆精品 S the time between when a hatchling leaves the nest and when it returns to the area as a larger coastal juvenile. MTRG 麻豆精品 S檚 tracking work showed that some loggerhead and green turtles hatching from Florida 麻豆精品 S檚 Atlantic coast instinctively travel to the Sargasso Sea, an area in the North Atlantic framed by four ocean currents, where Sargassum seaweed gathers in large patches and provides food and shelter for a turtle 麻豆精品 S檚 first years of life.

The Impact

麻豆精品 S淸The new boat] is an essential tool for undergraduate and graduate research, 麻豆精品 S says Mansfield. 麻豆精品 S淎nd we 麻豆精品 S檙e grateful to have a safe, sturdy and balanced boat that can handle our team, our heavy net, and the sea turtles we catch and release. 麻豆精品 S

Any undergraduate student at UCF can apply to become a summer intern with MTRG. Together, the students and researchers are continuing a legacy of work that has long-term impact on helping sea turtles survive 麻豆精品 S and thrive.

Editor’s note: About a week after the MTRG retired their old net boat, . Ehrhart began his in-water turtle research career on the now retired boat, according to Mansfield. MTRG’s new boat is now named Penguin 1 in honor of a joke Ehrhart would tell new lab members.

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