<Tr> <Td> Place data as RDF </Td> </Tr> <P> A list of active and extinct volcanoes in the Pacific Ocean . </P> <Table> <Tr> <Td> Name </Td> <Td_colspan="2"> Elevation </Td> <Td> Location </Td> <Td> Last eruption </Td> </Tr> <Tr> <Td> meters </Td> <Td> feet </Td> <Td> </Td> </Tr> <Tr> <Td> Bowie Seamount </Td> <Td> - 24 </Td> <Td> - 79 </Td> <Td> 53 ° 18 ′ N 135 ° 38 ′ W ﻿ / ﻿ 53.3 ° N 135.63 ° W ﻿ / 53.3; - 135.63 ﻿ (Bowie Seamount) </Td> <Td> 18,000 BC </Td> </Tr> <Tr> <Td> Adams Seamount </Td> <Td> - 59 </Td> <Td> - 194 </Td> <Td> 25 ° 22 ′ S 129 ° 16 ′ W ﻿ / ﻿ 25.37 ° S 129.27 ° W ﻿ / - 25.37; - 129.27 ﻿ (Adams Seamount) </Td> <Td> 50 BCE </Td> </Tr> <Tr> <Td> Axial Seamount </Td> <Td> - 1410 </Td> <Td> 4626 </Td> <Td> 45 ° 57 ′ N 130 ° 00 ′ W ﻿ / ﻿ 45.95 ° N 130.00 ° W ﻿ / 45.95; - 130.00 ﻿ (Axial Seamount) </Td> <Td> 1998 </Td> </Tr> <Tr> <Td> Cleft Segment </Td> <Td> - 2140 </Td> <Td> - 7021 </Td> <Td> 44 ° 50 ′ N 130 ° 18 ′ W ﻿ / ﻿ 44.83 ° N 130.30 ° W ﻿ / 44.83; - 130.30 ﻿ (Cleft Segment) </Td> <Td> 1986 </Td> </Tr> <Tr> <Td> Coaxial Segment </Td> <Td> - 2400 </Td> <Td> - 7874 </Td> <Td> 46 ° 31 ′ N 129 ° 35 ′ W ﻿ / ﻿ 46.52 ° N 129.58 ° W ﻿ / 46.52; - 129.58 ﻿ (Coaxial Segment) </Td> <Td> </Td> </Tr> <Tr> <Td> Foundation Seamounts </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Td> Hawaiian--Emperor seamount chain </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> 2015 </Td> </Tr> <Tr> <Td> Loihi Seamount </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Td> Tamu Massif </Td> <Td> - 2000 </Td> <Td> - 6500 </Td> <Td> 33 ° N 158 ° E ﻿ / ﻿ 33 ° N 158 ° E ﻿ / 33; 158 </Td> <Td> 144.6 ± 0.8 Ma </Td> </Tr> </Table> <Tr> <Td> Name </Td> <Td_colspan="2"> Elevation </Td> <Td> Location </Td> <Td> Last eruption </Td> </Tr>

How many volcanoes are there around the pacific ocean
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