52 ANIMAL ENVIRONMENT 



of stations and accompanying remarks with the Guide Map may serve 

 as a guide to the region about Chicago for field students. 



LIST OF STATIONS WITH DIRECTION AND DISTANCE BY RAIL FROM THE 

 MOUTH OF THE CHICAGO RIVER, AND TRANSPORTATION 



A. Aquatic Communities 



I. Large Lake Communities (chap. v). 



Station i. The open water, piers at Jackson Park, 6 miles south. 



Station ia. The eroding shore, Jackson Park, introduced rocks. 



Station 2. The eroding shore, Glencoe, 111., C. & N.W. R.R., 20 miles 

 north. 



Station 3. The depositing shore, Buffington, Ind., L.S. & M.S. R.R., 

 and P. R.R., 22 miles southeast. Pine, L.S. & M.S. R.R., 

 24 miles southeast. Boats and launch from fishermen. 



II. Stream Communities (chap. vi). 



Station 4. Youngest ravines, Glencoe, 111., C. & N.W. R.R., 20 miles 



north. 

 Station 5. Youngest brooks, Glencoe, 111., C. & N.W. R.R., 20 miles 



north. 



Station 6. County Line Creek, Glencoe, 111., 21 miles north. 

 Station 7. Pettibone Creek, North Chicago, 111., C. & N.W. R.R., 



34 miles north. 



Station 8. Bull Creek, Beach, 111., C. & N.W. R.R., 41 miles north. 

 Station 9. Dead River, Beach, 111., 41 miles north. 

 Station 10. Spring-fed streams and springs, Gary, 111., C. & N.W. R.R., 



40 miles northwest. 

 Station n. Spring-fed streams and springs, Suman, Ind., B. & O. R.R., 



52 miles southeast. 

 Station 12. Rock ravine stream, the Sag, Joftet Electric, 22 miles 



southwest. 

 Station 13. Intermittent headwaters, Butterfield Creek, Matteson, 111., 



I.C. R.R., 28 miles south. 



Station 14. Small swift permanent stream, Butterfield Creek, Floss- 

 moor, I.C. R.R., 24 miles south. 

 Station 15. Larger swift stream and effect of rock outcrop, Thornton, 



111:, C. &. E.I. R.R., 23 miles south. 

 Station 16. Permanent headwaters and pre-erosion stream, Hickory 



Creek, Alpine to Marley, Wabash R.R., 28 to 31 miles 



southwest. 

 Station 17. Permanent swift stream, Hickory Creek, Marley to New 



Lenox, Marley (Wabash R.R. only). New Lenox, C.R.I. 



& P. R.R. or Wabash R.R., 31 to 34 miles southwest. 



