Laserfiche WebLink
f. minimum fish size a-tag/mark can be successfully applied <br />g. other anomalous behavior patterns or conditions to fish <br />2. recommend tagging systems to be used in hatchery and field. <br />operations with propagated- and wild stocks of various si;zes.; <br />recommend a; Long-term tag that would eliminate or reduce risk of <br />i~~j.~ry°` acct: mo~rt~al~iFty~ to endangered- and other Hatt- e~ fishes that are <br />l~ong~~l'iwe~!'.~ <br />This report; proviites the results of performance tests of various tagging <br />and marking systems conducted`at Dexter National Fish Hatcheryf and. Technology <br />Center- (NFHTC), I~ew>. Mexico on various. sizes of hatchery-reared- Colorado <br />squawfish, razorback sucker, and juvenile bonytail. Companion PTT-tagging <br />studies were al~scr conducted at two other facilities, and this report includes <br />results of performance of R3T tags implanted in juvenile hatchery. Colorado <br />squawfish herd at Hotchkiss National Fish Hatchery (NFH), Colorado and in age-1. <br />juvenile razorback,sucher held at. Ouray Endangered Fish Hatchery (EFH), Utah. <br />METHODOLOGY <br />Design and Approach <br />study design; and:` tagging systems evaluated varied among the three study <br />sites because of the. size and number of target fish available and each fact ity's <br />capability to rear and hold fish. Thus, a discussion follows of the type of <br />tagging and marking: system(s) evaluated for the different sizes of the <br />aforementioned fishes used at each of the study sites. <br />Dexter NFHTC <br />Dexter NFHTG, the principal- endangered fish hatchery designated by the <br />USFWS for Colorado River endangered fishes, had adequate numbers of the target <br />4 <br />