Search Results - "Berejikian, BA"

Predator–prey interactions between harbor seals and migrating steelhead trout smolts revealed by acoustic telemetry by Berejikian, B. A., Moore, M. E., Jeffries, S. J.

“…Changes in the Puget Sound ecosystem over the past 3 decades include increases in harbor seal (Phoca vitulina) abundance and declines in many of their…”
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Multi-population analysis of Puget Sound steelhead survival and migration behavior by Moore, Megan E., Berejikian, Barry A., Goetz, Frederick A., Berger, Andrew G., Hodgson, Sayre S., Connor, Edward J., Quinn, Thomas P.

“…Until recently, research on mortality of anadromous fishes in the marine environment was largely limited to estimates of total mortality and association with…”
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Effects of the rearing environment on average behaviour and behavioural variation in steelhead by Lee, J. S. F., Berejikian, B. A.

“…In the context of conservation hatcheries that seek to bolster wild populations by releasing captively‐reared fishes into the wild, steelhead Oncorhynchus…”
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Telemetry tag effects on juvenile lingcod Ophiodon elongatus movement: a laboratory and field study by Lee, J. S. F., Tezak, E. P., Berejikian, B. A.

“…This study tested the behavioural effects of tagging subyearling and yearling lingcod Ophiodon elongatus with acoustic telemetry tags in laboratory tanks and…”
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Innate and enhanced predator recognition in hatchery-reared chinook salmon by BEREJIKIAN, Barry A, TEZAK, E. P, LARAE, Anita L

“…We used a laboratory behaviour assay to investigate how innate predator recognition, handling stress, retention time, and number of conditioning events might…”
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Innate predator recognition and fright response in related populations of Oncorhynchus mykiss under different predation pressure by Scheurer, J. A., Berejikian, B. A., Thrower, F. P., Ammann, E. R., Flagg, T. A.

“…Innate predator recognition and fright response behaviours were compared in a laboratory study between second generation offspring from two related populations…”
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Prey selection and efficiency of naïve and experienced juvenile sockeye salmon by Massee, K. C., Kim, J., Berejikian, B. A., Hardy, R. W.

“…Prey selection and growth efficiency of juvenile sockeye salmon Oncorhynchus nerka switched between live prey and pelleted diets were investigated. First…”
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Competitive ability and social behaviour of juvenile steelhead reared in enriched and conventional hatchery tanks and a stream environment by Berejikian, BA, Tezak, E P, Riley, S C, Larae, AL

“…Steelhead Oncorhynchus mykiss fry reared in an enriched hatchery environment (overhead cover, submerged structures and underwater feeders) and a natural stream…”
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Rearing in Enriched Hatchery Tanks Improves Dorsal Fin Quality of Juvenile Steelhead by Berejikian, Barry A.

“…The present study compared the dorsal fin condition of juvenile steelhead Oncorhynchus mykiss reared in conventional hatchery tanks, enriched hatchery tanks…”
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Female mate choice and spawning behaviour of chinook salmon under experimental conditions by Berejikian, BA, Tezak, E P, Larae, AL

“…After spawning their first nest, female chinock salmon Oncorhynchus tshawytscha paired with small males (c. 46% of female weight) spent an average of 16.2 h…”
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Structural complexity in relation to the habitat preferences, territoriality, and hatchery rearing of juvenile China rockfish (Sebastes nebulosus) by Lee, Jonathan S. F, Berejikian, Barry A

“…Conservation efforts require an understanding of the basic behavior and ecology of target species. However, limited information exists for a wide range of…”
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Breeding Structure of Steelhead Inferred from Patterns of Genetic Relatedness among Nests by Kuligowski, David R., Ford, Michael J., Berejikian, Barry A.

“…Ten polymorphic microsatellite loci were used to infer kinship among steelhead Oncorhynchus mykiss sampled from nest sites in the Hamma Hamma River,…”
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Female mate choice and spawning behaviour of Chinook salmon under experimental conditions by Berejikian, B. A., Tezak, E. P., LaRae, A. L.

“…After spawning their first nest, female chinock salmon Oncorhynchus tshawytscha paired with small males (c. 46% of female weight) spent an average of 16·2 h…”
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Male size effects on fertilization success: lack of evidence in chinook salmon spawning under experimental conditions by BEREJIKIAN, Barry A, TEZAK, E. Paul

“…Anadromous salmonid females exhibit indicators of mate choice based on male size. Direct benefits to females of mating with larger males have not been…”
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Evidence for morphometric differentiation of wild and captively reared adult coho salmon : a geometric analysis by HARD, J. J, BEREJIKIAN, B. A, TEZAK, E. P, SCHRODER, S. L, KNUDSEN, C. M, PARKER, L. T

“…As part of a comprehensive genetic evaluation of reproduction in naturally spawning coho salmon, Oncorhynchus kisutch, we examined morphometric variation in…”
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Reproductive Behavior and Breeding Success of Captively Reared Chinook Salmon by Berejikian, B. A., Tezak, E. P., Schroder, S. L.

“…Release of captively reared adults is one of several strategies currently being used to maintain imperiled populations of chinook salmon Oncorhynchus…”
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Reproductive behavioral interactions between wild and captively reared coho salmon (Oncorhynchus kisutch) by Berejikian, B. A., Tezak, E. P., Schroder, S. L., Knudsen, C. M., Hard, J. J.

“…Captive rearing is an evolving strategy for restoring depleted salmon populations; it involves capturing wild juvenile salmon from natural streams, rearing…”
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Competitive Differences between Newly Emerged Offspring of Captive‐Reared and Wild Coho Salmon by Berejikian, Barry A., Tezak, E. Paul, Schroder, Steven L., Flagg, Thomas A., Knudsen, Curtis M.

“…We investigated competition among newly emerged fry from captive‐reared and wild female coho salmon Oncorhynchus kisutch by conducting dominance challenges and…”
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