Six years of acoustic recordings detect seasonal shifts in blue whale vocalizations that correlate with the presence of icebergs, a primary source of ambient ocean noise in the southern Indian Ocean.
Indian Ocean
Posted inResearch Spotlights
Sea Level Rise May Reactivate Growth of Some Reef Islands
Reconstruction of reef island formation in the Maldives suggests the possibility that not all islands will shrink as climate change progresses.
Posted inScience Updates
Australia–New Zealand Plan for Future Scientific Ocean Drilling
Australian–New Zealand IODP Consortium Ocean Planet Workshop; Canberra, Australia, 14–16 April 2019
Posted inFeatures
The Search for the Severed Head of the Himalayas
To unearth the very first sediments to erode from the Himalayas, a team of scientists drilled beneath the Bay of Bengal.
Posted inScience Updates
Seismologists Search for the Indian Ocean’s “Missing Mass”
An Indian scientific team set out to sea last year to find clues to the source of an unusually weak gravitational potential in the middle of the Indian Ocean.
Posted inNews
Ice Drove Past Indo-Pacific Climate Variance
Researchers used both terrestrial and marine proxy data to reconstruct the dramatic and dynamic climatic changes.
Posted inScience Updates
Investigating the Northern Indian Ocean’s Puzzling Geodynamics
International Ocean Discovery Program (IODP) Proposal Nurturing Workshop on Indian Ocean; Goa, India, 17–18 September 2018
Posted inEditors' Highlights
Diurnal Variation of Rainfall over the Equator Revisited
Radar data show an afternoon precipitation maximum in the equatorial Indian Ocean in addition to the nocturnal maximum; this occurs under light surface winds and suppressed large-scale convection.
Posted inEditors' Highlights
Eddy Generation in the Central Bay of Bengal
Eddies in the central Bay of Bengal are generated near the eastern boundary of the basin, related to equatorial wind forcing, nonlinearity, and the topographic “bump” of Myanmar.
Posted inEditors' Highlights
Dispersal of River Water by Ocean Eddies and Shallow Ekman Flow
Low-salinity water from the Ganga-Brahmaputra river is transported by mesoscale eddies in the Bay of Bengal, but when the monsoon winds strengthen, a shallow “Ekman” flow dominates dispersal of water.