Princeton and east of Boulder Creek. Spelunkers that have 

 visited them found no evidence of bat use (Hansen and Madsen, 

 pers. ocmm. ) . 



The Crater NW 1/4 Sec 10 T8N RllW 



Pikes Peak Creek siphcans into a hole in a limestone vrall and 

 completely disappears. Across from this siphon is an overhang 

 with a cave entrance about 4 by 4 feet that opens into a 

 chamber about 15 feet deep, 25 feet wide, and 30 feet high. 

 There are cracks in the ceiling that could harbor bats, though 

 no evidence of bat use was found. 



Temperature = 50 F 



Humidity = 74% 

 This cave was visited in July and in September. In July, the 

 harp trap was set up at the entrance to the cave, and a mist 

 net was placed across the pond nearby. A bat detector was used 

 near the entrance for two hours after dusk. No bats were 

 captured. Five bats were observed flying through upper tree 

 canopy at dusk, and 5 were heard in one hour on the detector, 

 but ncMve came out of the cave. 



On September 9 the harp trap was set up in the entrance to the 

 cave, and two mist nets were placed acxoss the small the 

 opening in front of the cave. The bat detector was used for 1 

 1/2 hours after dusk, near the mouth of the cave. One cruising 

 Myotls was observed at dusk, and one was heard within an hour 



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