Waterbirds in Crisis
canada goose coats on sale This is a story about wetlands in crisis. Waterbird numbers are an excellent barometer for river health and, right now, numbers countrywide are crashing. canada goose coats on sale
canada goose deals Tonight we tag along on one of the most extensive and long running waterbird surveys in the world. canada goose deals
Up to now, the numbers have decreased every year. He’s conducting one of the longest waterbird surveys ever undertaken. This year we are in grip of one of the worst droughts on record and Richard’s not seeing too many birds.
cheap Canada Goose Richard Kingsford: If you like they’re the canary down the mine shaft they’re telling you as much as anything is that these systems really need a bit of a helping hand. cheap Canada Goose
Canada Goose Outlet Narration: The question is; is the drought really to blame, or are the waterbirds telling us something more serious is wrong? canada goose coats on sale The answer lies in the survey. Each canada goose clearance year cheap Canada Goose Richard covers the whole eastern side of Australia. The survey involves flying in 30 km wide survey bands from the coast right to the Northern territory border. uk canada goose outlet It includes every wetland, canada goose outlet river system and swamp in the bands. With one person looking out each side of the plane, they identify, and estimate numbers of every single bird they pass over. Canada Goose Outlet
canada goose coats Richard Kingsford: 50 Pelican, 50 pink ears, 2 caspian terns. canada goose coats
Waterbirds are in crisis
canada goose store Narration: This year’s survey is only half way through, but already things aren’t looking good for the birds. canada goose store
Canada Goose sale Richard Kingsford: We’ve still got the southern part to do, but I would say the numbers will probably be on some of the lowest that we’ve seen Canada Goose sale
buy canada goose jacket Narration: But Richard has seen waterbird numbers fluctuate with climactic conditions before, it goes with our boom and bust canada goose black friday sale environment. The worrying thing for him is that over the long term buy canada goose jacket waterbird numbers are falling. buy canada goose jacket
canada goose clearance sale Richard Kingsford: Canada Goose Coats On Sale We’ve been looking at probably up to fifty different waterbird species across about half the continent for now near on twenty years and I guess the sort of general pattern that we are seeing is a decline in a lot of the species. canada goose clearance sale
canada goose Narration: Richard thinks the cause of canada goose uk shop the decline must be something more enduring than the drought. So what is going wrong? Menindee Lakes in far Western New South Wales seems to say it all. It’s naturally a series of ephemeral lakes fed by the Darling River, which should flood and dry out periodically. It may look like a sanctuary for waterbirds, especially in a drought, but it’s actually buy canada goose jacket cheap places like this that are the at the heart of the long term waterbirds decline. At Menindee we’ve stopped the natural cycle and turned it canada goose into a reservoir. canada goose
Canada Goose Parka Richard Kingsford: I guess the big canada goose store problem in terms of water management is the weir here which basically stops the river and all the water goes and gets stored in the lakes. Canada Goose Parka
Canada Goose Jackets The water stored in Menindee is used for irrigation on farms in New South Wales and South Australia and also carried via pipelines to supply the town of Broken Hill. Keeping the lakes unnaturally full not only deprives areas downstream, but also has a devastating Canada Goose Outlet effect on the Canada Goose online ecology of Menindee. Canada Goose Jackets
canada goose clearance Paul Willis: So what’s going on here? canada goose clearance
Richard Kingsford: Well you might think with Canada Goose Jackets all these dead trees that it’s something to do with the drought or for that matter salinity But in fact what’s happened here is the water canada goose factory sale levels have been kept artificially high here and Canada Goose Online basically it’s canada goose clearance sale killed all these trees
Paul Willis: What does that mean for the waterbirds?
canadian goose jacket Richard Kingsford: Well the waterbirds would have bred in the canopies of the trees and the holes in the trees, so basically what you’ve done is remove all the breeding habitat. Now all we’ve got here is a feeding habitat for the waterbirds some of the time, the rest of the time it’s not much good for anything. canadian goose jacket
canada goose black friday sale Narration: In regulated systems like Menindee, Richard has also found lower numbers of waterbirds and less diversity of species than in natural systems. Australian inland wildlife has adapted over thousands of years to exist in a boom and bust environment, with cycles of flood and drought. Stabilising the environment, keeping https://www.canadagoose-jackets-online.com it canada goose uk outlet wet or canada goose uk black friday dry, is disastrous. The waterbirds are a barometer for the health of the entire water system. And Richard’s survey has been going long enough to show the waterbirds are suffering. canada goose black friday sale
Canada Goose online Richard Kingsford: That’s a pretty good indication that lots of things like fish and invertebrates and perhaps turtles, all the things that live in rivers as well as vegetation may be in similar dire straits and I think that’s going to be almost impossible to turn around. Canada Goose online
buy canada goose jacket cheap Richard Kingsford: Richard’s not saying that we ought to manage the water resources of Australia just to keep the wildlife happy, but the wildlife is a warning; if the birds are in trouble, the rivers Canada Goose Parka are in trouble, and that’s a threat to us all buy canada goose jacket cheap.