| Titels | Prof. dr. |
| Initials | H.J. |
| Main position | Emeritus hoogleraar WUR |
| Chair | Mariene ecologie |
| Member of North Sea Sounding Board Committee | |
| Employed by |
Wageningen University & Research, hoofdgebouw
Droevendaalsesteeg 4 Postbus 9101 6700 HB Wageningen tel. 0317 487 099 |
| Personal website | |
| Research/publications |
