Fulica americana -67- Note:- cont'd.- off- also, as soon as the S pair Gave up their territory the N pair expanded into it - however During recent days with both of of trapping on, they have placed some, and concentrated on keeping other coots out of the area north of a line across about 17. July 15- Jewel Lake, Tilden Park Contra Costa Co. Calif.- At 8:50 am. R, G/B and 3 unmarked birds were feeding at H6 - B with 2of 3 young at D22 and S with 1 young at H25. no other birds visible. About 9 a.m. R, G/B and 4 unmarked young were chased (by whom?) out of the Sarea to E-H 16-18. R/S is feeding now(9:05) with an un marked bird at H15 and B has just come down, past the boat, chasing all to birds feeding near G/7 across the lake to C/15. Only 2 young seen to be following B - S is at L19,15 feeding 1 young but the 2 young that have been following B are going over to him- also one young is crossing to his position from L21. At 9:450 a.m. R/B was taken in the book net trap S14-27 with very little trouble - WT - 487 second primary 97 mm - 25 of it shatters ivory on bill for 10mm - at upper- past end of ivory there is a 2 mm spot of yellow, also the shield is a yellow green with little red evidence of red in it - eye - with a concentric ring of red, inner