References

Jackson, J.B.C., Kirby, M.X., Berger, W.H., Bjorndal, K.A., Botsford, L.W., Bourque, B.J., Bradbury, R.H., Cooke,R., Jerlandson, J., Estes, J.A., Hughes, T.P., Kidwell, S., Lange, C.B., Lenihan, H.S., Pandolfi, J.M. Peterson, C.H., Steneck, R.S., Tegner, M.J. and  Warner, R.R. (2001) Historical overfishing and the recent collapse of coastal ecosystems.  Science 293: 629-637.