Losses are estimated to have previously topped $770,000, which includes prompted much mourning in the region. Milkfish and tilapia, two of the principal fish elevated in the lake, are staple food items for Filipinos, as well as a considerable part of their livelihood. Resources for this story include:.. 800 tons of farm fish found dead in mass die-off More mysterious pet deaths have surfaced, this time in a volcanic lake in the Philippines. Reports say that 800 tons, or 1.6 million pounds, of fish have turned up dead in a lake close to the Taal volcano, which is situated south of the capital city of Manila.HBOT caused an increase in vascular density in the injured hippoca mpus and an associated improvement in spatial learning when compared to control groupings. The elevated vascular density and improved MWT in the HBOT group were extremely correlated . To conclude, a 40-day group of 80 low-pressure HBOTs triggered a rise in vascular density and an linked improvement in cognitive function. These results reaffirm the clinical experience of HBOT-treated patients with chronic traumatic human brain injury and write the authors, symbolize the 1st demonstration of noninvasive improvement of chronic brain injury in an pet model.