<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31351990</termId><termName>seamounts</termName><termType>PT</termType><termNote><![CDATA[ Undersea elevations that do not break the surface of the ocean. Seamounts rise more than 1,000 meters from the seafloor and are of limited extent across the summit; often but not always formed by extinct volcanoes. ]]></termNote><termCreatedDate>2026-03-30 20:34:59</termCreatedDate><relation><relationType>UF</relationType><termId>31351991</termId><termName>sea-mount</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31351992</termId><termName>sea-mounts</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31351993</termId><termName>seamount</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31324173</termId><termName>undersea landforms</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31383263</termId><termName>guyots</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>31351994</termId><termName>undersea peaks</termName><termType>PT</termType></relation></term>  </Zthes>