Joachim Knaack

Joachim Knaack
Born(1933-01-02)2 January 1933
Died5 December 2012(2012-12-05) (aged 79)
Neuglobsow, Germany
Known forDescription of South American catfish species
Scientific career
FieldsBiology; ichthyology

Joachim Knaack (2 January 1933 – 5 December 2012) was a German biologist and physician. As a hobby ichthyologist and aquarist, he specialized from the 1950s in the scientific description of South American catfish species and in the care and breeding of ornamental fish.