Danube bleak gravel bottoms. The females arrive later and deposit about twenty thousand eggs which stick to stones and gravel. These hatch after two or three days and the larvae stay among the gravel for another ten days before moving to backwaters and shallows where they feed on zooplankton, insect larvae and algae. The juvenile fish migrate down stream in the autumn or the spring of the following year. They may become mature in four to five years. Danube bleak The Danube bleak or Caspian shemaya ("Alburnus chalcoides") is a species of freshwater fish in the family Cyprinidae. It is found in
Bleak Spring police team. While the finale may inspire accusations of prejudice, it is a suitably suspenseful climax to a workmanlike slab of adventure fiction." Bleak Spring Bleak Spring is a 1993 novel from Australian author Jon Cleary. It was the tenth book featuring Sydney detective Scobie Malone. The story centers on the murder of a solicitor who Scobie knew, and whose son happens to be dating Scobie's daughter, Claire. It turns out the lawyer had links to a bookmaker, an offshore bank and a dangerous Russian. Like many Cleary novels it featured sport, in this case rugby league. One reviewer stated