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6 <br />Table 1. Results of feeding trials. Squawfish (SQF) were first fed chan- <br /> nel catfish with spines removed (CCSPL); if they ate any of the <br /> CCSPL they were then fe d channel catfish with spines intact (CCSP). <br /> RBT = rainbow trout; CT T = cutthr oat trou t. Standard devia tion <br /> in parentheses. <br /> Number Length (mm) Days Mean <br />Trial Species of Da <br />s osed <br />ex No len <br />th <br /> y p . g <br /> fish Range Mean starved to prey eaten eaten <br /> (mm) <br />1 SQFa 3 453-470 459 (9.3) 5 4 - - <br /> CCSPL 40 59-105 76 (10.7) 0 - 8 74 (10.6) <br />IA CCSP 40 61-93 75 (7.9) 0 - 0 - <br />2 SQF 3 428-440 435 (6.1) 5 4 - - <br /> CCSPL 40 68-98 77 (7.6) 0 - 2 71, 75 <br />2A CCSP 40 51-108 75 (10.6) 0 - 0 - <br />3 SQF 3 422-510 460 (45.1) 5 4 - <br /> CCSPL 40 59-126 79 (12.3) 0 - 2 66, 73 <br />3A CCSP 40 58-106 80 (12.0) 0 - 0 <br />4 SQF 3 401-486 438 (43.6) 5 4 - - <br /> CCSPL 40 65-97 77 (7.6) 0 - 0 - <br />5 SQF 3 406-496 448 (45.2) 5 4 - - <br /> CCSPL 40 64-97 76 (7.6) 0 - 1 77 <br />5A CCSP 40 62-111 76 (10.4) 0 - 0 - <br />6 SQF 3 410-457 433 (23.5) 5 4 - - <br /> CCSPL 40 59-125 78 (12.6) 0 - 1 80 <br />6A CCSP 40 58-102 72 (10.8) 0 - 0 - <br />7 SQF 3 420-496 447 (42.5) 5 4 - - <br /> CCSPL 40 65-98 76 (7.5) 0 - 1 71 <br />7A CCSP 40 62-111 76 (10.4) 0 - 1 83 <br />8 SQF 3 407-463 438 (28.6) 5 4 - <br /> CCSPL 40 59-125 79 (12.6) 0 - 4 80 (16.8) <br />8A CCSP 40 58-99 77 (10.6) 0 - 1 77 <br />9 SQF 3 398-477 435 (39.7) 5 4 - - <br /> RBT 40 62-104 84 (10.8 0 - 7 76 (10.6) <br />10 SQF 3 388-507 461 (64.1) 5 4 - - <br /> CCT 40 63-102 90 (9.1) 0 - 13 90 (10.3) <br />a/ Squawfish are same three used in trial H in Appendix. They were given a <br />23-day "rest" between trials H and 1. No other squawfish were pretested.