



I'm Joanna M., the breeder behind Marshview Labs located in South Thomaston, ME. We raise adorable, affectionate, versatile puppies, and give them the best possible start for a life of companionship and love! We are an ethical hobby breeding program and lovers of Labradors. We strive to breed the healthiest, lovable companions for your family!

Why did you start breeding?
What makes your program special?
What are the different breed coat colors in your program?
Where do your breeding dogs live?

These dogs are already reserved or have gone home.
Boy 7
Male
Boy 6
Male
Girl 3
Female
Boy 5
Male
Boy 4
Male
Boy 3
Male
Boy 2
Male
Boy 1
Male
Girl 4
Female
Girl 2
Female
Girl 1
Female

Girl 2
Female

Girl 1
Female
Boy 4
Male
Boy 3
Male
Boy 2
Male
Boy 1
Male
Girl 5
Female
Girl 4
Female
Girl 3
Female
Joanna has been certified by Good Dog’s screening team for responsible and trusted breeding practices. When you’re ready to reach out, feel free to ask any questions about the breed, their program, or specific puppies.
Together, you’ll choose the puppy that’s right for you, stay in touch with regular updates, and plan how to bring your new puppy home.

Joanna may provide a written contract or health guarantee when you purchase a puppy. This helps protect both you and your breeder, ensuring that you both have a clear understanding of the terms of your puppy purchase. If Joanna offers a contract or guarantee, the details will be personalized by them. If you have any questions or want to know more, don’t hesitate to reach out to Joanna directly.
You can drive or fly to pick up your puppy from Joanna.
Meet in South Thomaston, ME
Joanna has been a member of Good Dog for almost 5 years
Joanna was screened for responsible practices and has been a member since 2021.

Marshview Labs meets or exceeds our community standards in these areas:

Labrador Retriever
About Marlee
Marlee is a female Labrador Retriever. Carefully selected as a great representative of her breed, Joanna decided to make her part of their program. Joanna has passed Good Dog’s screening process, which involved a review of their breeding practices, environment, and the mental and physical health of their dogs.
Good level
Marshview Labs reports to performing the health tests below on their breeding dogs. Ask your breeder about the tests performed on the parents of your litter. Learn more about health testing for Labrador Retrievers.
Hip Dysplasia
Hip testing reduces the chance of passing down hip dysplasia, which is primarily found in large breed dogs and can cause hip pain and the eventual loss of the function of the hip joint.
Elbow Dysplasia Finals (OFA, BVA, SV, FCI)
Elbow testing reduces the chance of passing down elbow dysplasia, which is primarily found in large breed dogs and can cause arthritis in the elbow joint and front leg lameness.
Eye Certification (CAER, registered with OFA)
Eye testing reduces the chance of passing down a wide range of hereditary eye illnesses including retinal dysplasia, lens luxation, and glaucoma, which can cause impared vision or blindness.