European freshwater fishes

It's true that I haven't been particularly interested in fishes in the past,
but this has been meanwhile changed, and since I've been
commisioned to illustrate several species lately, I thought
that I had to give me the chance to study them closer...
The Aquarium in Munich zoo hosts many species from all over the world
but this time the european species caught my attenion...all have been drawn using Bic pen















European chub















Sturgeon head study















Sturgeon overall view