P. H. Schalk

Linnaeus II: Software for Biodiversity Research Information (2005)

Schalk, P.H., Pierrot-Bults, A.C.

Sharing of information, and truly global collaboration is imperative to generate the knowledge needed to underpin sensible and realistic policies for a responsible use of the Earth's natural...

Interactive knowledge systems: meeting the demand for disseminating upt to date biological information (1996)

Schalk, P.H., Oosterbroek, P.

Por Linnaeus: The application of interactive multimedia software for species data storage and computer assisted .... (1996)

Schalk, P.H., Smith, K., Picton, B.E., Brugman, M., Diaz, M.C., ...

A computer based bird remains identification system. (1995)

Prast, W., Roselaar, C.S., Schalk, P.H., Wattel, J.

The application of interactive multimedia software in taxonomy and biological diversity studies. (1995)

Schalk, P.H., Los, W.

Systematic cirripodology in the 21st century: multimedia biodiversity information systems (1995)

Sluys, R., Schalk, P.H., Schram, F.R.

Towards a conceptual model for the Antarctic ecosystem. (1994)

Schalk, P.H., E.a., E.A.

Macrozooplankton and micronekton. (1994)

Schalk, P.H., Couwelaar, M. Van, Sprong, I., Write, H.I.J.

Digital Fish UNESCO's ichthyological guide on CD-ROM. (1994)

Schalk, P.H., Nieland, A.

Monsoons and pelagic Systems. (1994)

Baars, M.A., Schalk, P.H.

Monsoons and Pelagic Systems (1994)

Baars, M.A., Schalk, P.H.

Towards a conceptual model for the Weddell Sea ecosystem, Antarctica (1993)

Schalk, P. H., Brey, T., Bathmann, U., Arntz, W., Gerdes, D., Dieckmann, G., ...

Distibution and size frequencies of krill, Euphausia superba, in relation to the sea-ice of the northern Weddell Sea (1991)

Siegel, V., Bergström, B., Strömberg, J. O., Schalk, P. H.

Biological activity in the Antarctic zooplankton community (1990)

Schalk, P. H.

The Expedition Antarktis-VII/3 (EPOS LEG 2) of RV "POLARSTERN" in 1988/89 (1989)

Hempel, I. ., Schalk, P. H. ., Smetacek, V.

Observations on sound scattering layers in the upwelling off N.W.Africa and in the North Equatorial Current (1988)

Schalk, P.H.

Observations with a 38 kc echosounder during the NECTAR III expedition in March/April 1982 showed distinct differences in patterns and densities of the Sound Scattering Layers (SSL) between the...