Konings started keeping cichlids when he was 14 years old in 1970. Soon he was breeding rare African cichlids and working as an assistant to the largest tropical fish dealer in the Netherlands.
Academic studies and early career
From 1974-1980 he studied medical biology at the University of Amsterdam and was awarded his Ph.D. in 1980. He chose this field despite his love of ichthyology due to a fear that if he chose the latter field he would be unemployable. From 1980-1986. he did research on lysosomal enzymes at the Erasmus University in Rotterdam. Most of this was DNA-related work (molecular biology).
When Tom De Koning was on the ground, Carlton almost always looked the better team, but Hawthorn dominated when he had to rest ... 'Any chance of hitting a target in the forward 50?' another added ... Another added. 'Tom De Koning doesn't deserve this.'.
One added ... You can tell the kid just wants to win,' another added ... Adding to their problems, key forward Tom Lynch caught Tom De Koning high with a bump early in the second term.