floor of the Pacific Ocean
... that the fastest spreading ocean ridge is the East Pacific Rise at 15 cm/yr, located along the floor of the Pacific Ocean, while the slowest is the Gakkel Ridge in the Arctic Ocean at 2.5 cm/yr?
... that the fastest spreading <a href="./Mid-ocean_ridge" id="mwBuU" rel="mw:WikiLink" title="Mid-ocean ridge">ocean ridge</a> is the <a href="./East_Pacific_Rise" id="mwBuY" rel="mw:WikiLink" title="East Pacific Rise">East Pacific Rise</a> at 15<span id="mwBuc" typeof="mw:Entity"> </span>cm/yr, located along the <b id="mwBug"><a href="./Geology_of_the_Pacific_Ocean" id="mwBuk" rel="mw:WikiLink" title="Geology of the Pacific Ocean">floor of the Pacific Ocean</a></b>, while the slowest is the <a href="./Gakkel_Ridge" id="mwBuo" rel="mw:WikiLink" title="Gakkel Ridge">Gakkel Ridge</a> in the Arctic Ocean at 2.5<span id="mwBus" typeof="mw:Entity"> </span>cm/yr?