| Proposal title | NATURES [Formerly Supplementation Fish Quality (Yakima)] |
| Proposal ID | 199105500 |
| Organization | National Marine Fisheries Service (NMFS) |
| Proposal contact person or principal investigator |
| Name | Thomas A. Flagg |
| Mailing address | P.O. Box 130 Manchester, WA 98353 |
| Phone / email | 2065534208 / Tom.Flagg@NOAA.gov |
| Manager authorizing this project | Dr. Robert Iwamoto |
| Review cycle | FY 2001 Ongoing |
| Province / Subbasin | Systemwide / Systemwide |
| Short description | Develop and evaluate fish culture techniques (seminatural raceway habitat, predator avoidance training, exercise, live food diets, etc.) for a natural rearing enhancement system that increases the postrelease survival of artificially propagated salmon. |
| Target species | |
| Year | Accomplishment |
|---|
| 1991 |
Developed and prototyped seminatural raceway habitat concept in 400L tanks |
| 1992 |
Completed literature review. |
| 1992 |
On a laboratory scale demonstrated full term rearing of fall chinook salmon in seminatural raceway habitat increases instream postrelease survival. |
| 1992 |
With laboratory trials demonstrated that live food supplemented diets improve fall chinook salmon foraging success. |
| 1994 |
On a laboratory scale demonstrated acclimation rearing of spring chinook salmon in seminatural raceway habitat increases instream postrlease survival. |
| 1994 |
On a pilot scale demonstrated that full term rearing of fall chinook salmon in seminatural raceway habitat increases instream postrelease survival. |
| 1995 |
Completed design and physical evaluation of automatic subsurface feed delivery system. |
| 1995 |
Published symposium literature review on seminatural culture strategies for enhancing the postrelease survival of anadromous salmonids. |
| 1996 |
Experimentally demonstrated automated underwater feeders do not alter fall chinook salmon behavior or predator vulnerability. |
| 1996 |
Published journal paper on natural rearing technologies for increasing postrelease survival of hatchery-reared salmon. |
| 1996 |
Published journal paper on the effects of diets supplemented with live food on the foraging behavior of cultured fall chinook salmon. |
| 1997 |
Demonstrated chinook salmon instream postrelease survival is increased by being exposed to a diverse array of live predators during culture in pilot scale raceways. |
| 1997 |
Completed design and physical evaluation of seminatural raceway habitat using resin rock pavers for production scale raceways. |
| 1997 |
With field trials demonstrated live food diets improve fall chinook salmon foraging success. |
| 1997 |
Demonstrated chinook salmon can be conditioned to respond to the scent of a predator. |
| 1998 |
Published symposium paper on natural rearing enhancement system technology for salmon culture. |
| 1998 |
Completed design of an oval exercise system that can be retrofitted to production raceways to exercise fish in a cost-effective manner. |
| 1999 |
Experimentally demonstrated production rearing of fall chinook salmon in seminatural raceway habitat increases instream survival by 5-60%. |
| 1999 |
Published paper on the effects of enriched rearing habitats and predator condition on anti-predator behavior and postrelease survival. |
| 2000 |
Published paper on the effects of enriched rearing habitats on competitive ability and habitat use of steelhead |
| Objective | Task | Duration in FYs | Estimated 2001 cost | Subcontractor |
|---|
| 1. Determine if rearing salmon in seminatural raceway habitat increases postrelease survival. |
d. Conduct production scale evaluations at salmon hatcheries to verify the selected seminatural raceway habitat produces fish with wild-like behavior and increased smolt-adult survival. |
10 |
$250,000 |
|
| 2. Determine if rearing salmon in raceways where food is presented in a natural manner by underwater feeders increases postrelease survival. |
b. Use pilot scale evaluations to determine how underwater feed delivery systems affect salmon behavior, growth, disease status, predator vulnerability and instream postrelease survival. |
2 |
$6,000 |
|
| 3. Determine if predator avoidance training increases postrelease survival. |
d. Conduct production scale evaluations at salmon hatcheries to verify that the selected predator avoidance training protocol increases smolt-adult survival. |
10 |
$150,000 |
|
| 4.Determine if rearing salmon in raceways with natural current velocities that exercise fish increases postrelease survival. |
c. Use pilot scale evaluations to determine how these exercise protocols affect salmon behavior, morphology, growth, pathology, predator vulnerability, and instream postrelease survival. |
3 |
$80,000 |
|
| 5. Determine if rearing salmon on diets supplemented with natural live feeds increases postrelease survival. |
b. Use pilot scale evaluations to determine how these live food diets affect salmon behavior, foraging ability, coloration, growth, disease status, predator vulnerability, and instream postrelease survival. |
2 |
$14,000 |
|
| 6. Determine if rearing salmon in raceways with natural sound levels increases salmon postrelease survival. |
a. Investigate quieting technology that can be retrofitted to hatcheries so that fish can be reared in raceways with natural acoustic levels. |
1 |
$6,000 |
|
|
b. Use pilot scale evaluations to determine how rearing salmon in natural and artificially noisy acoustic environments affects their behavior, morphology, growth, pathology, predator vulnerability, and instream postrelease survival. |
2 |
$6,500 |
|
| 7. Determine if rearing salmon in raceways with full oxygen saturation throughout the raceway increases postrelease survival. |
a. Use pilot scale evaluations to determine how rearing salmon in full oxygen saturation levels affects salmon behavior, morphology, growth, pathology, predator vulnerability, and instream postrelease survival. |
2 |
$12,500 |
|
Inflation adjustments were not made in the FY2000 forecast.
This information was not provided on the original proposals, but was generated during the review process.