Outhwaite, C.L., Powney, G.D., August, T.A., Chandler, R.E., Rorke, S., Pescott, O.L., Harvey, M., Roy, H.E., Fox, R., Roy, D.B., Alexander, K., Ball, S., Bantock, T., Barber, T., Beckmann, B.C., Cook, T., Flanagan, J., Fowles, A., Hammond, P., Harvey, P., Hepper, D., Hubble, D., Kramer, J., Lee, P., Macadam, C., Morris, R., Norris, A., Palmer, S., Plant, C.W., Simkin, J., Stubbs, A., Sutton, P., Telfer, M., Wallace, I. & Isaac, N.J.B. (2019) Annual estimates of occupancy for bryophytes, lichens and invertebrates in the UK, 1970–2015. Scientific Data, 6.
