While no dogs are truly 100% hypoallergenic, Sealydale Terriers are about as close as it gets, making them an ideal pet if you are an allergy sufferer.

Unfortunately, the Mastapeake is not hypoallergenic, making it not a good choice for a dog lover who suffers from pet allergies.

Playful
Energetic
Alert
Courageous
Intelligent
Confident
Friendly
Outgoing
Obedient
Loyal
Outright
Tempered
Fearless
Adaptable
Calm
Brave
Balanced

Happy
Protective
Alert
Courageous
Intelligent
Affectionate
Dominant
Loyal
Cheerful
Quiet

Sealydale Terriers are low shedding dogs, requiring minimal coat care.

Mastapeakes are moderate shedders, but regular brushing can reduce shedding and maintain coat health.

Sealyham Terrier and Airedale Terrier

Mastiff and Chesapeake Bay Retriever

1930s

Unknown

Brown

Brown
Amber

Black

Black
Brown

White
Red
Black
Brown
Sable

Cream
Brindle
Sable
Fawn
Red
Brown

Wiry

Straight

Sealydale Terriers are highly adaptable and versatile, making them excellent companions for families and individuals of all lifestyles.

Mastapeakes are known for their adaptability and can adjust well to different environments and lifestyle changes.

Sealydale Terriers are susceptible to health issues like all breeds, so it's important to monitor their health and seek veterinary care when needed.

Mastapeakes typically have low vet costs due to their good health, but it's important to monitor their health and seek vet care when necessary.

Hip Dysplasia

Pulmonic Stenosis
Canine Hip Dysplasia
Gastric Dilation Volvulus (GDV) or Bloat

Cataracts
Glaucoma
Hemophilia
Von Willebrand's Disease
Hypothyroidism
Atopic Dermatitis

Entropion
Ectropion
Elbow Dysplasia
Osteosarcoma
Cataracts
Retinal Dysplasia
Exposure Keratopathy Syndrome
Progressive Retinal Atrophy (PRA)

Eye Examination
Radiographs
Blood Analysis
Blood Sugar and Thyroid Tests

Eye Examination
Biopsy
Electrocardiogram
Radiographs
Thyroid Testing

Sealydale Terriers sleep less than other breeds but still need adequate sleep for good health.

Mastapeakes have moderate energy levels and typical sleep patterns of 12-14 hours per day.

Sealydale Terriers are high-energy dogs. They need mental as well as physical exercise. These dogs require a lot of your involvement and without it they can, and will, become problematic dogs.

Mastapeakes are medium-energy dogs and typically enjoy socializing and playing casual or even sustained games of chase with other dogs. They may also have occasional periods of barking or racing around the house.

There's really no limit to how far you walk your dog as long as they're comfortable. For Sealydale Terrier, it's at least 10 miles / week. Just remember to build distance and stamina gradually over time.

There's really no limit to how far you walk your dog as long as they're comfortable. For Mastapeake, it's at least 9 miles / week. Just remember to build distance and stamina gradually over time.

Sealydale Terriers require significant grooming, including regular trims and professional grooming assistance to maintain their coat. They may also require frequent bathing to keep their coat and skin healthy.

The Mastapeake has low grooming needs and is easy to maintain.

Pin Brush
Slicker Brush
Scissors
Nail Clipper

Pin Brush
Deshedder
Nail Clipper

For an average 40-45 pound (18 - 20 kg) Sealydale Terrier feed 2.5 cups daily. But, keep in mind, the amount you feed is going to be dependent on the quality of the food you are feeding.

For an average 105-160 pound (48 - 73 kg) Mastapeake feed 3.5 cups daily. But, keep in mind, the amount you feed is going to be dependent on the quality of the food you are feeding.

The average cost of a Sealydale Terrier is somewhere $1.70 - $2.00 per day.

The average cost of a Mastapeake is somewhere $3.90 - $4.20 per day.

The average per month expenses of a Sealydale Terrier is between $48 - $63. This makes an average of $576 - $756 per year. It will be on the higher side when the dog is still small because it will need more frequent visits to the vet, shots.

The average per month expenses of a Mastapeake is between $112 - $126. This makes an average of $1344 - $1512 per year. It will be on the higher side when the dog is still small because it will need more frequent visits to the vet, shots.

This breed is sensitive and requires gentle handling and a calm home environment.

Mastapeakes have average emotions and adapt well to different situations.

The Sealydale Terrier is a great apartment dog, thriving with sufficient exercise and time outside as part of their daily routine.

Mastapeakes can do well in apartments with enough exercise and time outside, but a small yard would be ideal.

Sealydale Terriers are good with kids if socialized and trained from a young age.

Mastapeakes make excellent family pets for kids due to their gentle, protective nature and calm temperament.

Sealydale Terriers are somewhat cat friendly and can be trained to get along with cats.

Mastapeakes are good with cats, but early training is needed to prevent chasing behavior.

Sealydale Terriers are a playful breed that needs daily playtime to be happy.

Mastapeakes have an average level of playfulness, enjoying playtime like most dogs but not excessively so.

Sealydale Terriers are popular for their ease of training and quick learning ability.

Mastapeakes are usually easy to train but require consistency to fully obey commands.