The Repeatability of Fish Biomass and Si
β
Jean Guillard; Charlotte Vergès
π
Article
π
2007
π
John Wiley and Sons
π
English
β 536 KB
## Abstract Successive hydroacoustic surveys were conducted on a small lake in the Jura Mountains (eastern France) to test several sampling strategies and methods of calculation. The results show that night samples give a better picture of the fish populations than daytime ones; that parallel trans