The spinner dolphins do something similar: diving to find patches of lantern fish that they then corral increasing the prey density by up to 200 times.
The deep waters BP's spill has fouled are home to krill, lantern fish, and other species that are keystones in the entire marine food web.
, or Myctophids in the academic name, live around the globe and are thought to play an important role in the marine food chain, according to ichthyologists.
"I don't think I've ever seen a lantern fish," said Mother.
"Well, Nicholas Andrew, did you catch a sunfish, a lantern fish, an angelfish, a razor fish, or a dogfish?" asked Mother.
If there's something wrong with the lantern fish
populations, it could be an indication ocean conditions are off kilter somewhere, Hatch said.
Abundance and distribution of lantern fishes
(Myctophiformes: Myctophidae) around San Pedro Martir Island, Gulf of California, during 2008
Chief technical advisor FAO Paul Fanning while giving outline of the survey, said that this assessment will take into account lantern fishes
which are found in large quantity in deep ocean.