Classification
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All Names

  • Scientific Names
    • Uca
  • English
    • Fiddler Crabs

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Creative Commons Flickr Photos Tagged "Uca."
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Recent observations

Photos / Sounds

Square

What

Mudflat Fiddler Crab Uca rapax

Observer

colleenm

Date

May 28, 2015 09:58 AM CDT

Photos / Sounds

Square

What

West African Fiddler Crab Uca tangeri

Observer

paulcools

Date

February 11, 2013

Photos / Sounds

Square

What

Atlantic Mud Fiddler Crab Uca pugnax

Observer

eeoc24

Date

May 14, 2015

Place

Sandy hook (Google, OSM)

Photos / Sounds

Square

What

Fiddler Crabs Genus Uca

Observer

kucycads

Date

May 1, 2015

Photos / Sounds

Observer

sindic

Date

January 9, 2008 08:19 AM CET

Place

Sokotra (Google, OSM)

Photos / Sounds

Square

What

Genus Uca

Observer

leanne8822

Date

April 18, 2015 10:35 PM UTC

Photos / Sounds

No photos or sounds

What

mud fiddler crab Uca pugnax

Observer

mshipman

Date

April 25, 2015 09:04 PM EDT

Description

Starting to see these. Today was the first I've noticed them this year on the mud flats down by the docks. Quite a few but I have seen more down there at one time. May be early yet.

Photos / Sounds

Square

What

Genus Uca

Observer

lscknwrbiota

Date

April 16, 2015 11:03 AM EDT

Place

Cedar Key (Google, OSM)

Photos / Sounds

Observer

lek

Date

January 2, 2014

Description

Small fiddler crabs out on the mudflat during low tide. (photos also posted on bowerbird.org.au)

Photos / Sounds

Square

What

Compressed Fiddler Crab Uca coarctata

Observer

lek

Date

January 2, 2014

Description

Small crab out feeding on the mudflat during low tide. (photo also posted on bowerbird.org.au)

Photos / Sounds

Square

Date

February 5, 2015

Photos / Sounds

No photos or sounds

What

Atlantic Mud Fiddler Crab Uca pugnax

Observer

msieges

Date

April 6, 2015

Description

Dismembered claw

View all observations

Description from Wikipedia

A fiddler crab, sometimes known as a calling crab, may be any of approximately 100 species of semi-terrestrial marine crabs which make up the genus Uca. As members of the family Ocypodidae, fiddler crabs are most closely related to the ghost crabs of the genus Ocypode. This entire group is composed of small crabs – the largest being slightly over two inches across. Fiddler crabs are found along sea beaches and brackish inter-tidal mud flats, lagoons...

No range data available.