Print Print

Report Viewer Configuration Error

The Report Viewer Web Control HTTP Handler has not been registered in the application's web.config file. Add <add verb="*" path="Reserved.ReportViewerWebControl.axd" type = "Microsoft.Reporting.WebForms.HttpHandler, Microsoft.ReportViewer.WebForms, Version=12.0.0.0, Culture=neutral, PublicKeyToken=89845dcd8080cc91" /> to the system.web/httpHandlers section of the web.config file, or add <add name="ReportViewerWebControlHandler" preCondition="integratedMode" verb="*" path="Reserved.ReportViewerWebControl.axd" type="Microsoft.Reporting.WebForms.HttpHandler, Microsoft.ReportViewer.WebForms, Version=12.0.0.0, Culture=neutral, PublicKeyToken=89845dcd8080cc91" /> to the system.webServer/handlers section for Internet Information Services 7 or later.

Loading...Loading...
Cancel
of1
Find|Next
Export drop down menu Export drop down menu
Word
Excel
PowerPoint
PDF
TIFF file
MHTML (web archive)
CSV (comma delimited)
XML file with report data
Data Feed
Accessible PDF
 
National Park Service
U.S. Department of the Interior
NPSpecies - Park Species Profile
 
Larus crassirostris
Black-tailed Gull
Santa Monica Mountains National Recreation Area
   
Record Status: Approved
Occurrence:
Present
Nativeness:
Native
Abundance:
Occasional
 
Scientific Name with Authority:
Larus crassirostris Vieillot, 1818
Park Preferred Common Name(s):
Black-tailed Gull
Park Synonyms:
 
 
Taxonomic Hierarchy:
Kingdom Animalia, Phylum Chordata, Subphylum Vertebrata, Order Charadriiformes, Family Laridae, Genus Larus, Species Larus crassirostris
Seasonality Tags:
Vagrant
Park Tags:
Habitat - Estuary/Coast
Seasonality/Breeding (birds) - Vagrant
Threatened/Endangered Status:
 
State Species of Concern Status:
 
Ozone-sensitive Status:
 
NatureServe Global Rank:
 
NatureServe State Rank:
 
Evidence:
0 Observations, 0 Vouchers, 1 Data Store References, 1 External Links
Other Parks Where Species is Listed:
 
Assateague Island National Seashore
 
Last Modified Date:
1/10/2018
 
NPSpecies - The National Park Service biodiversity database. IRMA Portal version.https://irma.nps.gov/npspecies. Accessed 9/26/2025 9:31:28 AM
NatureServe Global Rank and State Rank
NatureServe. 2017. NatureServe Web Service. Arlington, VA. U.S.A. Available http://services.natureserve.org. Accessed: 12/4/2017. Updated quarterly.
This information is provided by NatureServe (www.natureserve.org) and its network of natural heritage member programs, a leading source of information about rare and endangered species, and threatened ecosystems.
Species Profile
Page 1 of 1
9/26/2025 9:31:28 AM