Apparently he recruited Finns to come live in his Colony.
http://nc-chap.org/cranehook/1671census.php
New Castle, Delaware: Community History and Archaeology Program “1671 Census of the Delaware”
New Castle had only 27 households in the 1671 census. New Amstel probably looked like New Amsterdam which was considerably larger, but still a village. ....
Crane Hook. In 1662, Alexander d'Hinojossa, Governor of New Amstel, invited discontented Finns, living north of Christina Creek within the jurisdiction of the Upland Court, to move to Crane Hook to set up their own quasi-independent settlement. A number of families agreed.