R.J.F. Smith – författare

Visar alla böcker från författaren R.J.F. Smith. Handla med fri frakt och snabb leverans.

2 produkter

1. 

   Control of Fish Migration

   Av R.J.F. Smith

   E-bok, 2012

   1459 kr

   Lägg i varukorg

   Fish migration is important and spectacular. Migratory fish gather energy in one portion of the environment and transport it to other areas, where it often becomes available to humans or to other elements in the ecosystem. Migration brings fish into situations that allow easy harvest as they …

2. 

   Control of Fish Migration

   Av R.J.F. Smith

   Häftad, 2011

   1098 kr

   Lägg i varukorg

   Fish migration is important and spectacular. Migratory fish gather energy in one portion of the environment and transport it to other areas, where it often becomes available to humans or to other elements in the ecosystem. Migration brings fish into situations that allow easy harvest as they …