"Arguments against breed specific legislation suggest there are significant difficulties deterimining breed, and breed type, based on appearance, thus, any breed ban inevitably results in the creation of subjective, arbitrary factors to determine breed type. There are many contributing factors to most dog bite incidents, including poor breeding practices, inadequate socialization and training, health or behavioral issues and inadequate supervision and/or control of the dog. Bylaws that are breed neutral and ensure that aggressive dogs (regardless of breed) are not a continued threat to public safety and are the most consistent and fair approach."
Last week, the city of Edmonton repealed its breed-specific law targeting pit bulls. This is just one of many sentences in an overview report of the reasons why Edmonton should, or should not, repeal its breed-specific law. It's also important to note that the administration contacted seven different major companion animal stakeholders and all, unaniomously supported a repeal of the breed-specific law -- showing again, a complete lack of professional support for laws targeting specific breeds.
You can read the entire overview here.