Sleepy Teens

School Start Time Study, Center for Applied Research and Educational Improvement, College of Education and Human Development, University of Minnesota [http://www.cehd.umn.edu/research/highlights/
Sleep/default.html]

National Sleep Foundation [http://www.sleepfoundation.org]. Its report "Adolescent Sleep Needs and Patterns: Research Report and Resource Guide" is available at http://www.sleepfoundation.org/hottopics/index.php?secid=18&id=185

Carskadon, M.A., Vieira, C., and Acebo, C. 1993. Association between puberty and delayed phase preference. Sleep 16:258–262.

Carskadon, M.A., Acebo, C., Richardson, G.S., Tate, B.A., and Seifer, R. 1997. An approach to studying circadian rhythms of adolescent humans. J. Biol. Rhythms 12:278–289.

Carskadon, M.A., Wolfson, A.R., Acebo, C., Tzischinsky, O., and Seifer, R. 1998 Adolescent sleep patterns, circadian timing, and sleepiness at a transition to early school days. Sleep 21:871–881.

Carskadon, M.A., Labyak, S.E., Acebo, C., and Seifer R. 1999. Neurosci. Lett. 260:129–132.

Salmon Spawning

Institute of Aquaculture, Stirling, Scotland [http://www.stir.ac.uk/Departments/NaturalSciences/Aquaculture/]

Duston J., and Bromage, J. 1991. Circannual rhythms of gonadal maturation in female rainbow trout (Oncorhynchus mykiss). J. Biol. Rhythms 6:49–53.

Davies, B., Hannah, L.T., Randall, C.F., Bromage, N.R., and Williams, L.M. 1994. Central melatonin binding sites in rainbow trout (Oncorhynchus mykiss). Gen. Comp. Endocrinol. 96:19–26.

Randall, C.F., Bromage, N.R., Thorpe, J.E., Miles, M.S., and Muir, J.S. 1995. Melatonin rhythms in Atlantic salmon (Salmo salar) maintained under natural and out-of-phase photoperiods. Gen. Comp. Endocrinol. 98:73–86.

Mazurais, D., Brierley I., Anglade, I., Drew, J., Randall, C., Bromage, N., Michel, D., Kah, O., and Williams, L.M. 1999. Central and melatonin receptors in the rainbow trout: comparative distribution of ligand binding and gene expression. J. Comp. Neurol. 409:313–324.

Goldman, B.D. 1999. The circadian timing system and reproduction in mammals. Steroids 64:679–685.