Zigzag Darner

Aeshna sitchensis

General Status Rank: 
Secure
ELCODE: 
IIODO14160
Common Name: 
Zigzag Darner
Scientific Name: 
Aeshna sitchensis
Naming References: 
Taxonomy
Group: 
Odonate (Dragonfly)
Kingdom: 
Animalia
Phylum: 
Arthropoda
Class: 
Insecta
Order: 
Odonata
Family: 
Aeshnidae
References: 
Habitat
Larvae and adults=shallow, evenly vegetated sedge or sedge/moss fens
References: 
Distribution

Ecozones

Taiga Cordillera, Taiga Plains, Taiga Shield, Boreal Plains
References: 

Distribution

More than 10%.
Score: 
F
References: 

Number of Occurrences

20
Score: 
BE
References: 

Area of Occupancy

Score: 
-
References: 
Population

Population Size

Common
References: 
Threats

Threats

Score: 
C

Intrinsic Vulnerability

Score: 
-
General Status Rank
Rank: 
Secure
Status Rank Description: 
This relatively small (for an Aeshna) species is associated with shallow water and small pools in bogs and fens where it occurs with Somatochlora franklini.
S Rank: 
S4S5
Decision Process Description: 
Draft rank by P. Catling; reviewed to secure by P. Catling (2006). Reviewed in 2010, no change. Reviewed in 2015, no change. Reviewed in 2020, no change.
Last Updated: 
November 25, 2023

References

Area of Occupancy

  • Cannings, Sydney G., Cannings, Robert A. (1997) Dragonflies (Odonata) of the Yukon. Biological Survey of Canada (Terrestrial Arthropods) Insects of the Yukon pp 169-200 - BMW1 Return

Ecozones

  • Catling, P. (2003) Dragonflies (Odonata) of the Northwest Territories - Status ranking and preliminary atlas. Unpublished report Suzanne Carriere's office - RSC11 Return

Habitat

  • Cannings, Sydney G., Cannings, Robert A. (1997) Dragonflies (Odonata) of the Yukon. Biological Survey of Canada (Terrestrial Arthropods) Insects of the Yukon pp 169-200 - BMW1 Return

Naming

  • Cannings, Robert A. (2001) Personal Communication. Curator of Entomology, Royal British Columbia Museum - HMW1 Return

Number of Occurrences

  • Catling, P. (2003) Dragonflies (Odonata) of the Northwest Territories - Status ranking and preliminary atlas. Unpublished report Suzanne Carriere's office - RSC11 Return
  • Catling, Paul (2006) NWT Odonate database 2006 15 Odp.xls. Lat and long database of al speciment collected from 1922 to 2005 and housed at Agri-food Canada in Ottawa e-copy in folder - DD3 Return

Population Size

Cannings, Sydney G., Cannings, Robert A. (1997) Dragonflies (Odonata) of the Yukon. Biological Survey of Canada (Terrestrial Arthropods) Insects of the Yukon pp 169-200 - BMW1 Return

Range Extent

  • Catling, P. (2003) Dragonflies (Odonata) of the Northwest Territories - Status ranking and preliminary atlas. Unpublished report Suzanne Carriere's office - RSC11 Return
  • Catling, Paul (2006) NWT Odonate database 2006 15 Odp.xls. Lat and long database of al speciment collected from 1922 to 2005 and housed at Agri-food Canada in Ottawa e-copy in folder - DD3 Return

Taxonomy

  • Cannings, Robert A. (2001) Personal Communication. Curator of Entomology, Royal British Columbia Museum - HMW1 Return