An enormous space of the Everglades that was drained in an try to convert it to suburbia has been restored to a considerably native ecosystem after 2 many years of reverse-landscape engineering.
Picayune Strand is a giant, nearly good rectangle of south Florida wetland situated northwest of Everglades Nationwide Park, northeast of Thousand Islands Nat. Wildlife Refuge, and west of Florida Panther Nat. Wildlife Refuge.
It was a part of an unlimited land bundle purchased by the actual property firm Gulf American within the Fifties within the try to create America’s largest suburban housing improvement, known as Golden Gate Estates.
However their effort to tame the swamp failed, though substantial panorama alterations had been made to try to dry out the realm. Picayune Strand is 2 toes common decrease elevation than the Golden Gate Property land to the north, and this little distinction made it just about not possible to forestall flooding. The corporate went bankrupt.
One of many first initiatives recognized and pursued by conservationists working below the Everglades Restoration Plan of 2000, Picayune Strand has modified rather a lot through the years. Since 1985, conservationists have been shopping for up all of the non-public, usually unbuilt-on land that Gulf American had managed to promote. It was tedious lawyer’s work, however by 2004, it was all consolidated right into a conservation bundle.
Gulf American constructed 4 giant canals to channel water off the land they needed to develop, whereas the earth and stone they churned up was used to crisscross the realm with causeways atop which ran roads. These had been the primary targets for teams just like the Everglades Basis, the Conservancy of Southwest Florida, and the US Military Corps. of Engineers.
The hydrology of the Everglades is outlined by water flowing throughout the once-7 million sq. miles all in the identical course at roughly the identical snail’s tempo, a phenomenon described as “sheet circulation” by way of a “river of grass.” Big areas remained flooded all yr, and plugging the canals was step one in direction of restoring the pure hydrology.
To revive this, the roads had been torn up and the supplies had been chucked again into the canals from whence they got here.
From macro to micro
“Picayune is nearly as good a spot in South Florida that there’s, by way of getting it again to what it was earlier than,” Michael Duever, an ecologist who has been monitoring the Picayune challenge, instructed Yale Information. “We’re feeling that we’re within the vary of 90 plus-or-minus p.c of restoration.”
There needed to be some compromises, as individuals nonetheless reside in Picayune Strand. A part of that 10% Duever refers to being lacking contains 3 pumping stations that pull rainwater out of the closed canals on the northern boundary of the Picayune challenge, and dump it into giant basins that can leak it out in lots of instructions. The water degree at occasions is greater than pure, nevertheless, and at different occasions dryer.
Vegetation is coming again in a giant approach—not all the time ideally, however upland vegetation can not now unfold additional south due to the continuous water our bodies. Extra native species which have missed the continuous wetness are additionally returning—like a local, wild sunflower.
The restored Picayune is predicted to assist a number of endangered species, together with the red-cockaded woodpecker and the Florida panther, whereas research have already proven that the elevated insect abundance is benefitting the bonneted bat, the biggest of its form in Florida with a greater-than-footlong wingspan.
“I sort of view Picayune Strand as a microcosm of your entire [Everglades] plan,” Stephen Davis, chief science officer on the Everglades Basis, instructed Richard Mertens at Yale.
This article by Andy Corbley was first printed by Good Information Community on 28 Could 2026. Lead Picture: Florida panthers within the Picayune Strand – credit score, David Shindle Conservancy of Southwest Florida.
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