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Table 2

Modeled changes in temperature, dissolved oxygen, pH, and seafloor POC flux that could occur at the abyssal and bathyal seafloora by 2100 relative to present-day conditions. DOI: https://doi.org/10.1525/elementa.203.t2

Ocean basinDepth zoneaTemperature (°C)Dissolved oxygen (mL L–1)pHSeafloor POC flux (mg C m–2 d–1)

 
Atlantic > 3 km –0.37 to 0.98 –0.03 to 0 –0.13 to 0 –1.27 to –0.02 
0.2–3 km –0.32 to 4.41 –0.03 to 0.02 –0.37 to –0.01 –13.73 to 0.63 
Pacific > 3 km 0.02 to 0.47 –0.01 to 0 –0.06 to 0.01 –1.27 to 0.51 
0.2–3 km 0.03 to 3.63 –0.05 to 0.01 –0.31 to 0 –5.19 to 2.37 
Indian > 3 km –0.01 to 0.45 –0.01 to 0 –0.06 to 0 –0.64 to –0.04 
0.2–3 km –0.01 to 2.17 –0.01 to 0 –0.29 to 0 –3.7 to 0.4 
Southern > 3 km 0.09 to 0.74 –0.03 to 0 –0.09 to –0.01 –0.31 to 0.48 
0.2–3 km 0.08 to 1.71 –0.04 to 0 –0.33 to –0.01 –1.95 to 4.78 
Arctic > 3 km –0.13 to 0.76 –0.02 to 0 –0.14 to –0.01 –1.25 to 1.64 
0.2–3 km –0.18 to 3.71 –0.03 to 0.02 –0.37 to –0.01 –9.71 to 3.57 
Ocean basinDepth zoneaTemperature (°C)Dissolved oxygen (mL L–1)pHSeafloor POC flux (mg C m–2 d–1)

 
Atlantic > 3 km –0.37 to 0.98 –0.03 to 0 –0.13 to 0 –1.27 to –0.02 
0.2–3 km –0.32 to 4.41 –0.03 to 0.02 –0.37 to –0.01 –13.73 to 0.63 
Pacific > 3 km 0.02 to 0.47 –0.01 to 0 –0.06 to 0.01 –1.27 to 0.51 
0.2–3 km 0.03 to 3.63 –0.05 to 0.01 –0.31 to 0 –5.19 to 2.37 
Indian > 3 km –0.01 to 0.45 –0.01 to 0 –0.06 to 0 –0.64 to –0.04 
0.2–3 km –0.01 to 2.17 –0.01 to 0 –0.29 to 0 –3.7 to 0.4 
Southern > 3 km 0.09 to 0.74 –0.03 to 0 –0.09 to –0.01 –0.31 to 0.48 
0.2–3 km 0.08 to 1.71 –0.04 to 0 –0.33 to –0.01 –1.95 to 4.78 
Arctic > 3 km –0.13 to 0.76 –0.02 to 0 –0.14 to –0.01 –1.25 to 1.64 
0.2–3 km –0.18 to 3.71 –0.03 to 0.02 –0.37 to –0.01 –9.71 to 3.57 

aAbyssal depths are > 3 km; bathyal depths are 0.2–3 km.

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