Jester Bat Count 2017


    

Saturday - February 4, 2017 - Jester Bat Count 2017
by Central Oklahoma Grotto (COG)
Participants: Duane Del Vecchio, Carole & Dale Town, John VanDyke & Cole Talbot.
Web report by Duane Del Vecchio

Click on any photo to see an enlarged version.

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Well once again the crew from COG go forth into Jester Cave to count noses. Not any noses, mind you, but hibernating bats here in Oklahoma. We start on the resurgence (exit of water) part of the cave...
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... go in for a ways... then back out and to the entrance. The reason being is the middle is a lot of low water broken back tunnels. Lots of parasites (yellow bugs) crawling on these bats. Most of the time they are in the ears but today they were crawling everywhere.
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Duane measured out a 1x1 area and found 18 bats on one side and 20 on the other... making the packing rate this year at 360 bats per square foot. On this trip we had the return of Cole Talbot. His last trip to a bat count was 2010 with his dad.
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This trip he was with his Uncle John and was very helpful in our count and scientific studies. Two ways to count... count the ears and divide by two <grin> or what most of us do... count noses or faces. Our bats looked healthy this year with no sign of White Nose Syndrome (WNS) or any other pathogen.
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You'll see a lot of the same group of bats from different angles on these pages. We do that so that the scientists who want to see what our bats look like close up and do so from their desks rather than make a trip to the field. Most of our count will be the common cave bat - Myotis Velifer (as seen here).
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They seem to prefer to hibernate in clusters called mats. Some are way up on the cling so it makes it hard to get perfect count. Others are low on the wall and let you get right up to them!
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Close up of one of the mats of Myotis.
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Typically the group has a recorder who writes down the number of bats that the counters call out. They split the cave in half with one counting the center of ceiling (or water channel) to the right and the other the same on the left. Usually you can walk to the mud ledge in Pip Hall before you get wet....
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but this year there was a lot of water in the cave. and it was very cold. Dale and Duane lost feeling in legs after only about a minute and a half. The deepest it got was waist high.... that's a bit uncomfortable (if you know what I mean!) :)
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This is usually a warmer room and usually one of two places where we meet tricolor bats. We used to call these bats Pips and many of us still do. Scientists changed the name a few years ago but it's hard to change ol' dog ways! :) Yikes! Sharp teeth!!
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We entered pip hall where this year we did scientific work collecting swabs from the bats. You open a clean DNA tube that has a few drops of distilled water in it and dip a clean sterile swab (giant Q-Tip) in it to pull the water on the swab. You then roll the swab over the mouth and nose and arms to gather any pathogen's that may be on the bat.
    

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Last updated: 2/5/17