Krabbenhöft.com

north german/danish – A høfte is a jetty built to protect a river from erosion. Literally, crabs jetty.

Shows Annie & Joseph were born in 1889 but lists their ages as 20, but that would mean that it would be 1909 not 1900 for this census, but it shows it was taken June 8, 1900. So believe their birth year was really 1879 as other sources show,.
and shows Annie's daughter Ivy Smith as 1 and born in 1899 - which we believe is true
but also shows Ada as 40, born in 1859 which would be correct