Fish passes facilitate fish movement in fragmented river systems, yet they can also provide important habitat functions. This study investigated the community composition of different constructed types (fluvial habitats, floodplain ponds) within relation to characteristics order deduce recommendations for fish-friendly designs such structures. structures differed significantly from those main r...

Background. Little is known about the seagrass wrasse, Novaculoides macrolepidotus. In January 2012 it was recorded for the fi rst time from Reunion Island. As its population increased over the years, fi eld observations were made on colour pattern variation, escape and reproductive behaviour. Regarding a cryptic and poorly documented species, these observations, despite their anecdotal form, n...

A recirculating aquaculture system was developed to hold native fishes for experimental pumping trails at the U.S. Bureau of Reclamation’s Tracy Fish Collection Facility (TFCF), Sacramento-San Joaquin Delta, California. The TFCF operates to prevent the entrainment of juvenile and adult fishes, including endangered species, into the Delta Mendota Canal. TFCF uses louvers to direct into the colle...