Registration Dossier

Administrative data

Endpoint:
short-term toxicity to birds: acute oral toxicity test
Type of information:
experimental study
Adequacy of study:
disregarded due to major methodological deficiencies
Reliability:
4 (not assignable)
Rationale for reliability incl. deficiencies:
other: Only a short summary on the method is given and only final endpoints are given.

Data source

Referenceopen allclose all

Reference Type:
publication
Title:
The acute oral toxicity of 369 pesticidal, pharmaceutical and other chemicals to wild birds
Author:
Schafer, E. W.
Year:
1972
Bibliographic source:
Toxicology and applied pharmacology 21, p. 315-330 (1972)
Reference Type:
publication
Title:
The acute oral toxicity repellency, and hazard potential of 998 chemicals to one or more species of wild and domestic birds
Author:
Schafer, E. W., Bowles, W. A. and Hurlbut, J.
Year:
1983
Bibliographic source:
Arch. of Environmental contamination and toxicology 12, p. 355-382 (1983)

Materials and methods

Test guideline
Qualifier:
no guideline followed
Principles of method if other than guideline:
Wild-trapped birdds preconditioned to captivity for 2-6 weeks were dosed by gavage with solutions or susmensions of the test chemical in propylene glycol. LD50 values were calculated.
GLP compliance:
no

Test material

Reference
Name:
Unnamed
Type:
Constituent
Dose method:
gavage
Analytical monitoring:
no
Vehicle:
yes

Test organisms

Test organisms (species):
other: Agelaius phoeniceus (red-winged blackbird), Sturnus vulgaris (starling)

Results and discussion

Effect levels
Dose descriptor:
LD50
Effect level:
75 mg/kg bw
Conc. / dose based on:
test mat.
Basis for effect:
mortality
Remarks on result:
other: for both bird species
Repellency factors (if applicable):
Red-winged blackbird:
R50 (%) = 0.680
R50 (mg/kg) = 52.3; assuming 50% consumption of an average food intake during one feeding session (1.00 g) and an average body weight of 65 g.

Applicant's summary and conclusion

Validity criteria fulfilled:
not specified