Tethyan Trench Tethyan Trench The Tethyan Trench was an ancient oceanic trench that existed in the northern part of the Tethys Ocean during the middle Mesozoic to early Cenozoic eras. The Tethyan Trench formed when the Cimmerian Plate was subducting under eastern Laurasia, around 200 million years ago, in the Early Jurassic. The Tethyan Trench extended at its greatest during Late Cretaceous to Paleocene, from what is now Greece to the Western Pacific Ocean. Subduction at the Tethyan Trench probably caused the continents Africa and India to move towards Eurasia, which resulted in the opening of the Indian Ocean. When the Arabian
HMAS Diamantina (K377) the flood, while volunteers adjusted the ropes to prevent the ship bashing against the dry dock. The ship was undamaged. HMAS Diamantina (K377) HMAS "Diamantina" (K377/F377/A266/GOR266), named after the Diamantina River in Queensland, is a that served the Royal Australian Navy (RAN). Constructed in the mid-1940s, "Diamantina" was active from 1945 until 1946, was placed in reserve, then was recommissioned as a survey ship from 1959 until 1980. Following her second decommissioning, the frigate was preserved at the Queensland Maritime Museum as a museum ship. She was the last World War II-era frigate to leave RAN service, and of the