Classification
Within iNaturalist.org

All Names

  • Spanish
    • Arañas de mar
  • Scientific Names
    • Pycnogonida
  • English
    • Sea Spiders

Extras

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Creative Commons Flickr Photos Tagged "Pycnogonida."
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Recent observations

Photos / Sounds

No photos or sounds

Observer

bioblitz-mahe

Date

March 28, 2014

Photos / Sounds

P7211325

What

Sea Spiders Class Pycnogonida

Observer

davidr

Date

July 21, 2013 03:16 PM HST

Photos / Sounds

P7211323

What

Sea Spiders Class Pycnogonida

Observer

davidr

Date

July 21, 2013 03:16 PM HST

Photos / Sounds

Observer

loarie

Date

November 29, 2013 04:09 PM PST

Photos / Sounds

Square

What

Sea Spiders Class Pycnogonida

Observer

maractwin

Date

October 10, 2010 07:58 AM EDT

Photos / Sounds

What

Sea Spiders Class Pycnogonida

Observer

maractwin

Date

September 23, 2008 11:24 AM EDT

Photos / Sounds

What

Stearns' sea spider Pycnogonum stearnsi

Observer

th0th

Date

November 29, 2013

Description

Found amidst some sea anemones.

Photos / Sounds

What

Sea Spider Ammothella biunguiculata

Observer

maractwin

Date

October 13, 2013 11:04 AM EDT

Photos / Sounds

Square

What

Sea Spiders Class Pycnogonida

Observer

kestrel

Date

June 24, 2013 07:39 AM PDT

Photos / Sounds

Square

What

Stearns' Sea Spider Pycnogonum stearnsi

Observer

kueda

Date

April 27, 2013 08:07 AM PDT

Description

The sea spider Pycnogonum stearnsi feeding on a very small brooding anemone while clutching the nudibranch Aegires albopunctatus. I don't think this sea spider regularly attacks nudibranchs, so I think it was just looking for something to hold on to.

Photos / Sounds

What

Stearns' Sea Spider Pycnogonum stearnsi

Observer

kueda

Date

February 9, 2013 03:06 PM PST

Photos / Sounds

Observer

kueda

Date

November 13, 2012 03:53 PM PST

Description

Rebecca found this sea spider and we were all pretty excited, even thought they're the most horrific creatures on Earth. Ammothea hilgendorfi is a possibility, but I'm not sure how to separate it from Achelia.

View all observations

Description from Wikipedia

Sea spiders, also called Pantopoda or pycnogonids, are marine arthropods of class Pycnogonida. They are cosmopolitan, found especially in the Mediterranean and Caribbean Seas, as well as the Arctic and Antarctic Oceans. There are over 1300 known species, ranging in size from 1 to 10 millimetres (0.039 to 0.39 in) to over 90 cm (35 in) in some deep water species. Most are toward the smaller end of this range in relatively shallow depths, however, they can grow to...

No range data available.