Laserfiche WebLink
<br />Table 2.-Location and characteristics of compressed vertebrae observed in radiographs of Colorado pikeminnow <br />captured during ISMP electrofishing, 1996. <br /> Median Percent <br /> Fish Total location of Location of Number of compression <br /> total length Number of injured injured vertebrae of injured <br />Sample (mm) vertebrae vertebrae a vertebrae injured vertebrae Injury Type <br />411 487 48 33.5 33-34 2 39 acute <br />213 584 48 31 26-36 11 48 acute <br />312 701 b 30 29-31 3 18 acute <br />208 540 48 17.5 16-19 4 56 congenital/chronic <br />211 387 47 13.5 13-14 2 30 congenital/chronic <br />216 420 47 10.5 10-11 2 40 congenital/chronic <br />206 477 47 17.5 17-18 2 31 congenital/chronic <br />311 552 48 22 21-23 3 27 congenital/chronic <br />414 557 47 25.5 25-26 2 31 congenital/chronic <br />307 602 48 47.5 47-48 2 c congenital/chronic <br />415 624 48 31.5 31-32 2 12 congenital/chronic <br />306 685 48 33.5 33-34 2 35 congenital/chronic <br />Minimum 387 47 10.5 2 12 <br />Maximum 701 48 47.5 11 56 <br />Average 551 48 26 3 33.4 <br />SD 96.9 0.50 10.46 2.57 12.49 <br />a Number of vertebrae from the atlas (1st vertebra). <br />b Unable to count all vertebrae because radiograph incomplete. <br />C Compression affected penultimate and ultimate vertebrae that were not comparable to adjacent vertebrae due to <br />different shape and size. <br /> <br />27 <br />