24jan2012GC 24 jan 2012
wiki page: ***K to set up!!!!! ??patrick/thomas: record of number of satellites during Green walk? ha/ellen: pool scheduling; salmon literature max: ok for Vt launches? L-O-O-Ns LWD Organized Observing Network System frank magilligan, geography: LLWD --depth of float? --size of fins? --symmetry of fins? >>pair of two rather than 4? >> long as possible >> need a keel? or short outriggers >> level of tippiness? single aligned pair of fins, .5to1mlong depth ok as is >>where alignment settles, with v or across v? where does it end up and for how long? WHERE: upstream of dam (union village); not the confluence of Omp and Ct, which is driven by Wilder dam mink brook? falls a problem meandering mascoma bethel, headwaters of White River places where wood hangs out and makes salmon habitat "restoration community" river watch groups up to federal agencies salmon as iconic index species NOAA spend money, FWS, Fire services and structure of engineering impact on river flow and recovery; less roughness, less wood shelter and: include a log with the floats, try pooh-sticks on mascoma bridges. be careful! near rivers in winter. refs: A View of the River Luna Leopold (son of Aldo Leopold, who wrote Sand County Almanac) also a Magilliagn paper re LWD in maine, not tracked data rate: transmit 1Hz, batteries last 3-4 hours lower to 2-3 sec is fine. LWD jams: ok, of interest LWD: 25cm dia and/or 3m long overwintering salmon: wood hangups as shelter ? where get hung up? oblique to flow? |