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Ospreys are an indicator species. The health of their population has implications for the health our coastal ecosystems.

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New Jersey Endangered and Threatened Species Field Guide

Image of An adult male crimson-ringed whiteface.Zoom+ An adult male crimson-ringed whiteface. © Allen Barlow

Crimson-ringed whiteface

Leucorrhinia glacialis

Species Group: Invertebrate

Conservation Status

State: Special Concern



Ranging between 1.4”-1.5” in length, the crimson-ringed whiteface’s coloration is red and black. The male has a mostly black body, with some red on the thorax. The base of the abdomen is ringed with red. The face is white and the eyes are dark. Females are similar but can take a red form or yellow form with the color differences visible on thorax and abdomen.

Image of Range of the crimson-ringed whiteface in New Jersey.Zoom+ Range of the crimson-ringed whiteface in New Jersey.


The crimson-ringed whiteface prefers the habitat of quaking sphagnum bogs, which are rare in New Jersey. They are found in only a few areas in northern New Jersey. Their full range is north to Quebec, south to West Virginia, and west to British Columbia.


Larvae feed on aquatic invertebrates and adults feed on flying insects.


The crimson-ringed whiteface has been seen in New Jersey in the month of June.


The crimson-ringed whiteface is considered a species of Special Concern in New Jersey due to the rarity of its required habitat.

Text derived from the book, Field Guide to Dragonflies and Damselflies of New Jersey. 2009. By Allen E. Barlow, David M. Golden and Jim Bangma. Edited and updated by Larissa Smith in 2011.

Scientific Classification

Kingdom: Animalia
    Phylum: Arthropoda
       Class: Insecta
          Order: Odonata
             Family: Libellulidae
                Genus: Leucorrhinia
                   Species: L. glacialis

Find Related Info: Invertebrates, Special concern

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