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 House, Broadstairs in which it is situated. Charles Dickens spent summer holidays at Fort House in the 1850s and 1860s and it was there in that "airy nest" above the harbour that he wrote "David Copperfield". Fort House was dubbed Bleak House in the early part of the 20th century. Somebody asserted that it was the Bleak House referred to in Dickens' 1853 novel, and the name stuck. There has been much dispute over the truth of the claim. Some people believe that the house from which Dickens took his inspiration is far distant from Broadstairs. What can be certain is that