<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31418806</termId><termName>estuaries</termName><termType>PT</termType><termNote><![CDATA[ Category of marine body of water comprising areas where freshwater streams or rivers merge with the ocean. This mixing of waters with such different salt concentrations creates a very interesting and unique ecosystem. An estuary is usually a funnel-shaped stream mouth or embayment where fresh water mixes with sea water under tidal influences. ]]></termNote><termCreatedDate>2026-03-30 20:52:45</termCreatedDate><relation><relationType>UF</relationType><termId>31418807</termId><termName>estuary</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31383130</termId><termName>marine bodies of water by biome</termName><termType>PT</termType></relation></term>  </Zthes>