Author Archives: sigrungadwa

About sigrungadwa

Consulting Ecologist and Registered Soil Scientist. My firm, Carya Ecological Services, LLC conducts inventories of vegetation, wetlands, and habitat; wetland delineations; and ecological assessments - for open space grants, application reviews, and applications for open space/cluster developments. We work either as the lead firm or as a subconsultant. I have a Masters Degree from UCONN-Storrs, Dept of Ecology & Evolutionary Biology (1997) & a Bachelors from Brown U. in Biology.

The Red Menace

Euonymus alata, also known as burning bush, is at least a clear-cut villain, unlike  some of the other invasives.    I recall spending a long June day collecting vegetation data in an an immense Euonymus thicket, a former estate  in Wilton. … Continue reading

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Origins of the Traprock Ridges

The extensive ridgetop hiking trails in central Connecticut are fairly well known, with their fine views, blueberries, and sunflowers, e.g the trails on East Rock, West Rock, Mount Higby, the Hanging Hills,  Cathole Mountain, and Ragged Mountain.  However, remarkably few … Continue reading

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Rose Maze

Yesterday at dusk I was near downtown Wilton, at the site of a future apartment building.  I was trying to get out of  an approximately  2-acre thicket of invasive shrubs and vines, after characterizing them. It was raining hard, so … Continue reading

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Milky Spore Mystery

In about 1990 we applied Milky Spore to our lawn, just once, in the fall, after several years of  trapping Japanese beetles  in funnel shaped plastic bags with flower-scented lures. I’ll never forget the sickly sweet smell after it rained,  … Continue reading

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Far-Travelling Toxins

  Very High Toxin Concentrations found in Arctic Whales The link  below is  an article sent by a colleague on the surprisingly high levels of toxins, found in arctic whales.   Concentrations of toxic heavy metals like cadmium and chromium, were … Continue reading

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Ailing from Indoor Air Pollution? Go Outside!

This afternoon I heard on public radio (Faith Middleton Show) that  health problems from indoor air pollution are worst in the most energy efficient, air-tight homes (LEED- certified).  I also heard that on average Americans spend less than 95% of … Continue reading

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Zig-zag Dog Walks

When walking my dog Mackie in our tidy, suburban neighborhood, I zigzag back and forth across the street,  trying to avoid lawns that are aggressively chemical-treated, as Mackie is always “nose to the ground” unless he hears something of interest … Continue reading

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Turtle Hibernation Habitat? Soils Data Needed

It would be very helpful to consulting ecologists like me, if more information were available on the characteristics of habitats (soil textures, canopy cover, moisture levels, depths, slope aspects) that are used for hibernation and nesting of the various turtle species … Continue reading

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Wood Turtle Habitat Needs

A sustainable landscape includes the habitat components needed by indigenous plants and animals.  Turtles may carry their homes on their backs, but they still need suitable habitat to live in, in particular,  for hibernation, for nesting, and to sustain their … Continue reading

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Turtles are Travelling-Take Care

A sustainable landscape, even a suburban one,  has travel corridors for wildlife, to allow movement to new  food sources, nesting areas, etc. and to prevent inbreeding of isolated small populations (e.g. maintain genetic connectivity within a metapopualtion.) Once in a … Continue reading

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