<?xml version="1.0" encoding="UTF-8"?><rss version="2.0"
	xmlns:content="http://purl.org/rss/1.0/modules/content/"
	xmlns:wfw="http://wellformedweb.org/CommentAPI/"
	xmlns:dc="http://purl.org/dc/elements/1.1/"
	xmlns:atom="http://www.w3.org/2005/Atom"
	xmlns:sy="http://purl.org/rss/1.0/modules/syndication/"
	xmlns:slash="http://purl.org/rss/1.0/modules/slash/"
	>

<channel>
	<title>Jellyfish Facts &#8211; Critter Science</title>
	<atom:link href="https://critter.science/category/daily-critter-facts/fish-facts/jellyfish-facts/feed/" rel="self" type="application/rss+xml" />
	<link>https://critter.science</link>
	<description>Animal Facts and Education</description>
	<lastBuildDate>Mon, 08 Dec 2025 09:40:26 +0000</lastBuildDate>
	<language>en-US</language>
	<sy:updatePeriod>
	hourly	</sy:updatePeriod>
	<sy:updateFrequency>
	1	</sy:updateFrequency>
	<generator>https://wordpress.org/?v=6.9.4</generator>

<image>
	<url>https://critter.science/wp-content/uploads/2025/08/cropped-critter-science_logo_icon-32x32.jpg</url>
	<title>Jellyfish Facts &#8211; Critter Science</title>
	<link>https://critter.science</link>
	<width>32</width>
	<height>32</height>
</image> 
	<item>
		<title>The Mysterious Phantom Jellyfish</title>
		<link>https://critter.science/the-mysterious-phantom-jellyfish/?utm_source=rss&#038;utm_medium=rss&#038;utm_campaign=the-mysterious-phantom-jellyfish</link>
					<comments>https://critter.science/the-mysterious-phantom-jellyfish/#respond</comments>
		
		<dc:creator><![CDATA[Critterman]]></dc:creator>
		<pubDate>Mon, 08 Dec 2025 09:00:24 +0000</pubDate>
				<category><![CDATA[Daily Critter Facts]]></category>
		<category><![CDATA[Fish Facts]]></category>
		<category><![CDATA[Jellyfish Facts]]></category>
		<category><![CDATA[bell]]></category>
		<category><![CDATA[deap sea]]></category>
		<category><![CDATA[jellies]]></category>
		<category><![CDATA[jelly]]></category>
		<category><![CDATA[Jellyfish]]></category>
		<category><![CDATA[ocean]]></category>
		<category><![CDATA[oceans]]></category>
		<category><![CDATA[phantom]]></category>
		<category><![CDATA[phantom jellyfish]]></category>
		<category><![CDATA[tentacles]]></category>
		<category><![CDATA[worldwide]]></category>
		<guid isPermaLink="false">https://critter.science/?p=22755</guid>

					<description><![CDATA[<a href="https://critter.science/the-mysterious-phantom-jellyfish/" title="The Mysterious Phantom Jellyfish" rel="nofollow"><img width="300" height="130" src="https://critter.science/wp-content/uploads/2025/11/pj1a-300x130.jpg" class="webfeedsFeaturedVisual wp-post-image" alt="phantom jellyfish" style="display: block; margin-bottom: 5px; clear:both;max-width: 100%;" link_thumbnail="1" decoding="async" srcset="https://critter.science/wp-content/uploads/2025/11/pj1a-300x130.jpg 300w, https://critter.science/wp-content/uploads/2025/11/pj1a-800x347.jpg 800w, https://critter.science/wp-content/uploads/2025/11/pj1a-scaled.jpg 900w" sizes="(max-width: 300px) 100vw, 300px" /></a><p>This article was originally published on <a rel="nofollow" href="https://critter.science">Critter Science</a>.</p>
<p>The phantom jellyfish, aka giant phantom jelly, is the only known species in the genus of deep sea jellyfish, Stygiomedusa. They belong to the Ulmaridae family. While not currently evaluated by the IUCN, these jellies likely face the threats of deep-sea fishing, mining, and oil exploration. Their population trend is [&#x2026;]</p>
<p>Thanks for reading! Follow <a rel="nofollow" href="https://critter.science/author/cee0ea80615b8bda2caf6c626c2b91f1/">Critterman</a> for more updates and insights.</p>
]]></description>
		
					<wfw:commentRss>https://critter.science/the-mysterious-phantom-jellyfish/feed/</wfw:commentRss>
			<slash:comments>0</slash:comments>
		
		
			</item>
		<item>
		<title>The Fried Egg Jellyfish</title>
		<link>https://critter.science/the-fried-egg-jellyfish/?utm_source=rss&#038;utm_medium=rss&#038;utm_campaign=the-fried-egg-jellyfish</link>
					<comments>https://critter.science/the-fried-egg-jellyfish/#respond</comments>
		
		<dc:creator><![CDATA[Critterman]]></dc:creator>
		<pubDate>Fri, 06 Jun 2025 09:00:52 +0000</pubDate>
				<category><![CDATA[Daily Critter Facts]]></category>
		<category><![CDATA[Fish Facts]]></category>
		<category><![CDATA[Jellyfish Facts]]></category>
		<category><![CDATA[drift]]></category>
		<category><![CDATA[egg-yolk jellyfish]]></category>
		<category><![CDATA[fried egg jellyfish]]></category>
		<category><![CDATA[jellies]]></category>
		<category><![CDATA[jelly]]></category>
		<category><![CDATA[Jellyfish]]></category>
		<category><![CDATA[ocean]]></category>
		<category><![CDATA[oceans]]></category>
		<category><![CDATA[sting]]></category>
		<category><![CDATA[stinging]]></category>
		<category><![CDATA[worldwide]]></category>
		<guid isPermaLink="false">https://critter.science/?p=21796</guid>

					<description><![CDATA[<a href="https://critter.science/the-fried-egg-jellyfish/" title="The Fried Egg Jellyfish" rel="nofollow"><img width="300" height="130" src="https://critter.science/wp-content/uploads/2025/05/fej1a-300x130.jpg" class="webfeedsFeaturedVisual wp-post-image" alt="fried egg jellyfish" style="display: block; margin-bottom: 5px; clear:both;max-width: 100%;" link_thumbnail="1" decoding="async" srcset="https://critter.science/wp-content/uploads/2025/05/fej1a-300x130.jpg 300w, https://critter.science/wp-content/uploads/2025/05/fej1a-800x347.jpg 800w, https://critter.science/wp-content/uploads/2025/05/fej1a-scaled.jpg 900w" sizes="(max-width: 300px) 100vw, 300px" /></a><p>This article was originally published on <a rel="nofollow" href="https://critter.science">Critter Science</a>.</p>
<p>The fried egg jellyfish, aka egg-yolk jellyfish, is quite a large jellyfish from the Phacellophoridae family that are found in many parts of the world&#x2019;s oceans. They get their name from their appearance. They literally look like a sunny-side up egg floating in the water. These jellyfish are not currently [&#x2026;]</p>
<p>Thanks for reading! Follow <a rel="nofollow" href="https://critter.science/author/cee0ea80615b8bda2caf6c626c2b91f1/">Critterman</a> for more updates and insights.</p>
]]></description>
		
					<wfw:commentRss>https://critter.science/the-fried-egg-jellyfish/feed/</wfw:commentRss>
			<slash:comments>0</slash:comments>
		
		
			</item>
		<item>
		<title>The Fascinating Comb Jelly</title>
		<link>https://critter.science/the-fascinating-comb-jelly/?utm_source=rss&#038;utm_medium=rss&#038;utm_campaign=the-fascinating-comb-jelly</link>
					<comments>https://critter.science/the-fascinating-comb-jelly/#respond</comments>
		
		<dc:creator><![CDATA[Critterman]]></dc:creator>
		<pubDate>Tue, 07 May 2024 09:00:45 +0000</pubDate>
				<category><![CDATA[Daily Critter Facts]]></category>
		<category><![CDATA[Fish Facts]]></category>
		<category><![CDATA[Jellyfish Facts]]></category>
		<category><![CDATA[Parasite Facts]]></category>
		<category><![CDATA[bioluminescence]]></category>
		<category><![CDATA[brackish]]></category>
		<category><![CDATA[comb jellies]]></category>
		<category><![CDATA[comb jelly]]></category>
		<category><![CDATA[comb jellyfish]]></category>
		<category><![CDATA[invasive]]></category>
		<category><![CDATA[Jellyfish]]></category>
		<category><![CDATA[ocean]]></category>
		<category><![CDATA[parasite]]></category>
		<category><![CDATA[predator]]></category>
		<category><![CDATA[sea]]></category>
		<category><![CDATA[worldwide]]></category>
		<guid isPermaLink="false">https://critter.science/?p=19440</guid>

					<description><![CDATA[<a href="https://critter.science/the-fascinating-comb-jelly/" title="The Fascinating Comb Jelly" rel="nofollow"><img width="300" height="125" src="https://critter.science/wp-content/uploads/2024/04/cj1a-300x125.jpeg" class="webfeedsFeaturedVisual wp-post-image" alt="comb jelly" style="display: block; margin-bottom: 5px; clear:both;max-width: 100%;" link_thumbnail="1" decoding="async" srcset="https://critter.science/wp-content/uploads/2024/04/cj1a-300x125.jpeg 300w, https://critter.science/wp-content/uploads/2024/04/cj1a-800x333.jpeg 800w, https://critter.science/wp-content/uploads/2024/04/cj1a-scaled.jpeg 900w" sizes="(max-width: 300px) 100vw, 300px" /></a><p>This article was originally published on <a rel="nofollow" href="https://critter.science">Critter Science</a>.</p>
<p>The comb jelly, aka comb jellyfish, is the largest species of jellyfish-like creatures that utilizes cilia to swim. These cilia are typically referred to as combs. While they possess the name jelly, they aren&#x2019;t true jellyfish. There are 208 known species of Comb Jellies, in 66 genera, and 31 families. [&#x2026;]</p>
<p>Thanks for reading! Follow <a rel="nofollow" href="https://critter.science/author/cee0ea80615b8bda2caf6c626c2b91f1/">Critterman</a> for more updates and insights.</p>
]]></description>
		
					<wfw:commentRss>https://critter.science/the-fascinating-comb-jelly/feed/</wfw:commentRss>
			<slash:comments>0</slash:comments>
		
		
			</item>
		<item>
		<title>The Giant Lion&#8217;s Mane Jellyfish</title>
		<link>https://critter.science/the-giant-lions-mane-jellyfish/?utm_source=rss&#038;utm_medium=rss&#038;utm_campaign=the-giant-lions-mane-jellyfish</link>
					<comments>https://critter.science/the-giant-lions-mane-jellyfish/#respond</comments>
		
		<dc:creator><![CDATA[Critterman]]></dc:creator>
		<pubDate>Fri, 09 Sep 2022 07:00:26 +0000</pubDate>
				<category><![CDATA[Daily Critter Facts]]></category>
		<category><![CDATA[Fish Facts]]></category>
		<category><![CDATA[Jellyfish Facts]]></category>
		<category><![CDATA[jelly]]></category>
		<category><![CDATA[Jellyfish]]></category>
		<category><![CDATA[large]]></category>
		<category><![CDATA[largest]]></category>
		<category><![CDATA[lions mane]]></category>
		<category><![CDATA[lions mane jellyfish]]></category>
		<category><![CDATA[ocean]]></category>
		<category><![CDATA[predator]]></category>
		<category><![CDATA[prey]]></category>
		<category><![CDATA[sea]]></category>
		<category><![CDATA[sting]]></category>
		<guid isPermaLink="false">https://critter.science/?p=14717</guid>

					<description><![CDATA[<a href="https://critter.science/the-giant-lions-mane-jellyfish/" title="The Giant Lion&#8217;s Mane Jellyfish" rel="nofollow"><img width="300" height="201" src="https://critter.science/wp-content/uploads/2022/08/lmj1a-300x201.jpg" class="webfeedsFeaturedVisual wp-post-image" alt="lion&#039;s mane jellyfish" style="display: block; margin-bottom: 5px; clear:both;max-width: 100%;" link_thumbnail="1" decoding="async" srcset="https://critter.science/wp-content/uploads/2022/08/lmj1a-300x201.jpg 300w, https://critter.science/wp-content/uploads/2022/08/lmj1a-800x535.jpg 800w, https://critter.science/wp-content/uploads/2022/08/lmj1a-1536x1028.jpg 1536w, https://critter.science/wp-content/uploads/2022/08/lmj1a-2048x1370.jpg 2048w, https://critter.science/wp-content/uploads/2022/08/lmj1a-scaled.jpg 897w" sizes="(max-width: 300px) 100vw, 300px" /></a><p>This article was originally published on <a rel="nofollow" href="https://critter.science">Critter Science</a>.</p>
<p>The lion&#x2019;s mane jellyfish, aka arctic red jellyfish, giant jellyfish, or hair jelly, can be found in the frigid, boreal waters of the Arctic, northern Pacific, and northern Atlantic Oceans. These jellies are not currently evaluated by the IUCN. They need a higher salinity to breed, so they aren&#x2019;t typically [&#x2026;]</p>
<p>Thanks for reading! Follow <a rel="nofollow" href="https://critter.science/author/cee0ea80615b8bda2caf6c626c2b91f1/">Critterman</a> for more updates and insights.</p>
]]></description>
		
					<wfw:commentRss>https://critter.science/the-giant-lions-mane-jellyfish/feed/</wfw:commentRss>
			<slash:comments>0</slash:comments>
		
		
			</item>
		<item>
		<title>The Immortal Jellyfish</title>
		<link>https://critter.science/the-immortal-jellyfish/?utm_source=rss&#038;utm_medium=rss&#038;utm_campaign=the-immortal-jellyfish</link>
					<comments>https://critter.science/the-immortal-jellyfish/#respond</comments>
		
		<dc:creator><![CDATA[Critterman]]></dc:creator>
		<pubDate>Thu, 04 Aug 2022 07:00:26 +0000</pubDate>
				<category><![CDATA[Daily Critter Facts]]></category>
		<category><![CDATA[Fish Facts]]></category>
		<category><![CDATA[Jellyfish Facts]]></category>
		<category><![CDATA[immortal]]></category>
		<category><![CDATA[immortal jellyfish]]></category>
		<category><![CDATA[invasive]]></category>
		<category><![CDATA[jelly]]></category>
		<category><![CDATA[Jellyfish]]></category>
		<category><![CDATA[ocean]]></category>
		<category><![CDATA[predator]]></category>
		<category><![CDATA[prey]]></category>
		<category><![CDATA[sea]]></category>
		<guid isPermaLink="false">https://critter.science/?p=14580</guid>

					<description><![CDATA[<a href="https://critter.science/the-immortal-jellyfish/" title="The Immortal Jellyfish" rel="nofollow"><img width="300" height="156" src="https://critter.science/wp-content/uploads/2022/07/ij1a-300x156.jpg" class="webfeedsFeaturedVisual wp-post-image" alt="immortal jellyfish" style="display: block; margin-bottom: 5px; clear:both;max-width: 100%;" link_thumbnail="1" decoding="async" srcset="https://critter.science/wp-content/uploads/2022/07/ij1a-300x156.jpg 300w, https://critter.science/wp-content/uploads/2022/07/ij1a-800x415.jpg 800w, https://critter.science/wp-content/uploads/2022/07/ij1a-1536x798.jpg 1536w, https://critter.science/wp-content/uploads/2022/07/ij1a-2048x1063.jpg 2048w, https://critter.science/wp-content/uploads/2022/07/ij1a-scaled.jpg 900w" sizes="(max-width: 300px) 100vw, 300px" /></a><p>This article was originally published on <a rel="nofollow" href="https://critter.science">Critter Science</a>.</p>
<p>The immortal jellyfish can be found throughout the world&#x2019;s oceans. They can tolerate temperate to tropical waters. They are 1 of the few known animals that are able to completely revert to a sexually immature, colonial stage after having reached sexual maturity as a solitary individual. The others include 2 [&#x2026;]</p>
<p>Thanks for reading! Follow <a rel="nofollow" href="https://critter.science/author/cee0ea80615b8bda2caf6c626c2b91f1/">Critterman</a> for more updates and insights.</p>
]]></description>
		
					<wfw:commentRss>https://critter.science/the-immortal-jellyfish/feed/</wfw:commentRss>
			<slash:comments>0</slash:comments>
		
		
			</item>
		<item>
		<title>The Freshwater Jellyfish</title>
		<link>https://critter.science/the-freshwater-jellyfish/?utm_source=rss&#038;utm_medium=rss&#038;utm_campaign=the-freshwater-jellyfish</link>
					<comments>https://critter.science/the-freshwater-jellyfish/#comments</comments>
		
		<dc:creator><![CDATA[Critterman]]></dc:creator>
		<pubDate>Mon, 25 Jul 2022 07:00:57 +0000</pubDate>
				<category><![CDATA[Daily Critter Facts]]></category>
		<category><![CDATA[Fish Facts]]></category>
		<category><![CDATA[Jellyfish Facts]]></category>
		<category><![CDATA[freshwater]]></category>
		<category><![CDATA[freshwater jellyfish]]></category>
		<category><![CDATA[invasive]]></category>
		<category><![CDATA[invertebrate]]></category>
		<category><![CDATA[Jellyfish]]></category>
		<category><![CDATA[polyp]]></category>
		<category><![CDATA[water]]></category>
		<category><![CDATA[worldwide]]></category>
		<guid isPermaLink="false">https://critter.science/?p=14534</guid>

					<description><![CDATA[<a href="https://critter.science/the-freshwater-jellyfish/" title="The Freshwater Jellyfish" rel="nofollow"><img width="300" height="139" src="https://critter.science/wp-content/uploads/2022/07/fj1a-300x139.jpg" class="webfeedsFeaturedVisual wp-post-image" alt="freshwater jellyfish" style="display: block; margin-bottom: 5px; clear:both;max-width: 100%;" link_thumbnail="1" decoding="async" srcset="https://critter.science/wp-content/uploads/2022/07/fj1a-300x139.jpg 300w, https://critter.science/wp-content/uploads/2022/07/fj1a-800x372.jpg 800w, https://critter.science/wp-content/uploads/2022/07/fj1a-scaled.jpg 900w" sizes="(max-width: 300px) 100vw, 300px" /></a><p>This article was originally published on <a rel="nofollow" href="https://critter.science">Critter Science</a>.</p>
<p>The freshwater jellyfish, aka peach blossom jellyfish, originally hails from the Yangtze River valley in China. However, is has been introduced to every continent, sans Antarctica. They prefer calm, freshwater reservoirs, lakes, impoundments, gravel pits, quarries, and slow-moving backwaters of river systems. These jellyfish are not currently evaluated by the [&#x2026;]</p>
<p>Thanks for reading! Follow <a rel="nofollow" href="https://critter.science/author/cee0ea80615b8bda2caf6c626c2b91f1/">Critterman</a> for more updates and insights.</p>
]]></description>
		
					<wfw:commentRss>https://critter.science/the-freshwater-jellyfish/feed/</wfw:commentRss>
			<slash:comments>2</slash:comments>
		
		
			</item>
		<item>
		<title>The Adaptable Moon Jellyfish</title>
		<link>https://critter.science/the-adaptable-moon-jellyfish/?utm_source=rss&#038;utm_medium=rss&#038;utm_campaign=the-adaptable-moon-jellyfish</link>
					<comments>https://critter.science/the-adaptable-moon-jellyfish/#respond</comments>
		
		<dc:creator><![CDATA[Critterman]]></dc:creator>
		<pubDate>Wed, 05 Feb 2020 09:01:21 +0000</pubDate>
				<category><![CDATA[Daily Critter Facts]]></category>
		<category><![CDATA[Fish Facts]]></category>
		<category><![CDATA[Jellyfish Facts]]></category>
		<category><![CDATA[Jellyfish]]></category>
		<category><![CDATA[moon]]></category>
		<category><![CDATA[moon jellyfish]]></category>
		<category><![CDATA[ocean]]></category>
		<category><![CDATA[polyp]]></category>
		<category><![CDATA[sea]]></category>
		<category><![CDATA[sting]]></category>
		<category><![CDATA[worldwide]]></category>
		<guid isPermaLink="false">https://critter.science/?p=8785</guid>

					<description><![CDATA[<a href="https://critter.science/the-adaptable-moon-jellyfish/" title="The Adaptable Moon Jellyfish" rel="nofollow"><img width="300" height="142" src="https://critter.science/wp-content/uploads/2020/02/mj1a-300x142.jpg" class="webfeedsFeaturedVisual wp-post-image" alt="moon jellyfish" style="display: block; margin-bottom: 5px; clear:both;max-width: 100%;" link_thumbnail="1" decoding="async" srcset="https://critter.science/wp-content/uploads/2020/02/mj1a-300x142.jpg 300w, https://critter.science/wp-content/uploads/2020/02/mj1a-800x379.jpg 800w, https://critter.science/wp-content/uploads/2020/02/mj1a-scaled.jpg 900w" sizes="(max-width: 300px) 100vw, 300px" /></a><p>This article was originally published on <a rel="nofollow" href="https://critter.science">Critter Science</a>.</p>
<p>The moon jellyfish can be found in oceans all over the world. These adaptable creatures can survive in both warm and cold water. There are large populations found off the coasts of Canada and Europe. Moon jellyfish spend a great deal of time in coastal and epipelagic areas (top oceanic [&#x2026;]</p>
<p>Thanks for reading! Follow <a rel="nofollow" href="https://critter.science/author/cee0ea80615b8bda2caf6c626c2b91f1/">Critterman</a> for more updates and insights.</p>
]]></description>
		
					<wfw:commentRss>https://critter.science/the-adaptable-moon-jellyfish/feed/</wfw:commentRss>
			<slash:comments>0</slash:comments>
		
		
			</item>
		<item>
		<title>The Painful and Potentially Deadly Box Jellyfish</title>
		<link>https://critter.science/the-painful-and-potentially-deadly-box-jellyfish/?utm_source=rss&#038;utm_medium=rss&#038;utm_campaign=the-painful-and-potentially-deadly-box-jellyfish</link>
					<comments>https://critter.science/the-painful-and-potentially-deadly-box-jellyfish/#respond</comments>
		
		<dc:creator><![CDATA[Critterman]]></dc:creator>
		<pubDate>Fri, 26 Oct 2018 17:14:55 +0000</pubDate>
				<category><![CDATA[Daily Critter Facts]]></category>
		<category><![CDATA[Fish Facts]]></category>
		<category><![CDATA[Jellyfish Facts]]></category>
		<category><![CDATA[Australia]]></category>
		<category><![CDATA[box jelly]]></category>
		<category><![CDATA[box jellyfish]]></category>
		<category><![CDATA[jellies]]></category>
		<category><![CDATA[jelly]]></category>
		<category><![CDATA[Jellyfish]]></category>
		<category><![CDATA[ocean]]></category>
		<category><![CDATA[sea]]></category>
		<category><![CDATA[sting]]></category>
		<category><![CDATA[stinging]]></category>
		<category><![CDATA[tentacles]]></category>
		<category><![CDATA[venom]]></category>
		<guid isPermaLink="false">https://critter.science/?p=6923</guid>

					<description><![CDATA[<a href="https://critter.science/the-painful-and-potentially-deadly-box-jellyfish/" title="The Painful and Potentially Deadly Box Jellyfish" rel="nofollow"><img width="300" height="162" src="https://critter.science/wp-content/uploads/2018/10/bj1b-300x162.png" class="webfeedsFeaturedVisual wp-post-image" alt="box jellyfish" style="display: block; margin-bottom: 5px; clear:both;max-width: 100%;" link_thumbnail="1" decoding="async" srcset="https://critter.science/wp-content/uploads/2018/10/bj1b-300x162.png 300w, https://critter.science/wp-content/uploads/2018/10/bj1b-800x433.png 800w, https://critter.science/wp-content/uploads/2018/10/bj1b.png 900w" sizes="(max-width: 300px) 100vw, 300px" /></a><p>This article was originally published on <a rel="nofollow" href="https://critter.science">Critter Science</a>.</p>
<p>The great barrier reef&#x2026; Home of beauty and wonder. Also the home to one of the most dangerous animals in nature, the box jellyfish! Box jellies are small in appearance but pack a highly venomous punch capable of death by heart attack due to sheer pain. There are approximately 51 [&#x2026;]</p>
<p>Thanks for reading! Follow <a rel="nofollow" href="https://critter.science/author/cee0ea80615b8bda2caf6c626c2b91f1/">Critterman</a> for more updates and insights.</p>
]]></description>
		
					<wfw:commentRss>https://critter.science/the-painful-and-potentially-deadly-box-jellyfish/feed/</wfw:commentRss>
			<slash:comments>0</slash:comments>
		
		
			</item>
	</channel>
</rss>
