Last Updated: Thursday, June 27, 2013, 18:30
Hilsa, or ilish as it is known among Bengalis, like salmon, migrates from seawater to fresh water to breed
Last Updated: Friday, August 17, 2012, 16:40
Australian scientists have unearthed "striking evidence" of mass migration of tropical fish southwards owing to climate change.
Last Updated: Tuesday, December 06, 2011, 12:21
Some tropical fish, over several generations, seem to have a greater capacity to cope with rising sea temperatures.
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