Water-flea anatomy - by Wim van Egmond
Daphnia male

The male water-flea is smaller than the female. It has more protruding first antennae. It also bears elongated limbs with a hook for grabbing the female.

After mating so-called winter-eggs are developed that can survive harsh conditions like the low temperatures during winter.

Zoom in to see more details

darkfield Daphnia
frontal view
head and eyes
ovary and embryos


All comments to the author Wim van Egmond are welcomed.

Visit Wims home page for links to his many web pages on microscopy

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Published in the March 2002 edition of Micscape Magazine.

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