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<br />1Q':j/IQQ/':J~ <br /> <br />l.j:q.j <br /> <br />URS CUN~ULIRNI U~NV~~ <br /> <br />010 <br /> <br />, 0018~6 <br /> <br />e <br /> <br />e <br /> <br />basic criteria for total biomass and a target for design which ~n be related to maximum. <br />::.- ,. ;';,>:,Jy,~~g~..nd minimum water flows and various configurations ofre~~ng:8ys~ems. The <br />: : <.., .:~gi"~laro\ierall size and generic layout of the facility was been de8~ to meet these <br />-. Initial production targets. . ~?~ <br /> <br />A state-of-the-art hatchery facility was developed from the onceptual modeling effort. <br />Incorporating the latest technologies while considering the s ecial needs for propagating <br />rare and endangered species. The design effort included velopment of a fish culture <br />model which utilized input variables such as water flow rate ,; production goals and site <br />conditions and determined the required number and type of rearing ponds, tanks, feed <br />rates and general size of the facility JW'n Initial criteria was that these facilities are ~ <br />designed to contain one-half of all broo(j and refugia facili needed for the four species / <br />of concern, with plan e a ng a to e e .' ~ State and Federal;. <br />~ facilities. 0 - h.9..L.,; fJ," )( .' <br />~ ~ ,d:. ~ yt' <br />A layout thi'faclllty conflg II f a warm well water. source and 300,000 fish. ~ <br />production eve~;l illustrated 0 Sheet 1. ,hod of rearing <br />Is divided such thet one-half he r duCllon needs for each spe ie i to be cultured ~ <br />via intensive culture, with the other half being cultured via extensive ult reo ~ <br />0/: 1'~ <br />A nutritional strategy was developed for extensive culture of augmentation stocks and P ~ <br />refugla which Is designed to stimulate a natural feeding response as a means of ffl/ <br />enhancing survival and ultimately genetic diversity. Accommodating this strategy requires <br />natural feed production facilities, which have been incorporated in the design. <br />~~ , <br /> <br />~ow requirements for the intensive culture, using various water types and production <br />scenarios have been calculat odels based on oxygen consumption data <br />~ for Colorado squawfi . T s 5 and 6 iden' the maxlmum:requlrements for flow, start <br />p.l tanks and rearing pon . , f"each species using warml\well ~ater. <br />@ . ''4"-a:-) <br />The objective in the design for the broodstock and refugla: portion of 'the facility is to <br />simulate natural fish habitat In an environment with very low loading density. This is used <br />as a means of reducing hatchery-induced stress and to help maintain genetiC-Integrity. <br />Holding facilities are designed to house 5.) 100 adultS of all 'specl~. The broodstock <br />ponds also Incorporate features to function as refugia for thZ. fish. A brood building has <br />been Incorporated into the design to accommodate tagging, spawning and recovery of <br />broodstock. . ~~ ot" g. <br />· /$1<<>'/.'1 . <br />A highly Integrated state.of-the-art research facility has been Incorporated Into the design <br />~ to satisfy the special requirements of the Recovery Program. Primary research needs <br />/' focus on genetics, fish health, and population/environment interaction. Research <br />laboratories devoted to genetics, physiology and pathology are housed together In a <br />building along with support facilities such as a library, photography laboratory I conference <br />and computer rooms. An outdoor research space is supplied with a variety of water <br /> <br /> <br />. <br /> <br />r <br /> <br />9 <br />