Source code: https://github.com/JanWerder/music/blob/master/stenodus_leucichthys.rb

Stenodus Leucichthys

Source code: 
https://github.com/JanWerder/music/blob/master/salmo_salar.rb

Salmo Salar

Source code: 
https://github.com/JanWerder/music/blob/master/oncorhynchus_gorbuscha.rb

Oncorhynchus Gorbuscha

An ambient track with the outline of a rocket launch and the entering into the orbit

Source code:
https://github.com/JanWerder/music/blob/master/oncorhynchus_tractus.rb

Oncorhynchus Tractus

Source code: https://github.com/JanWerder/music/blob/master/oncorhynchus_keta.rb

Jan Werder