
Roof Rat
Rattus rattus
rodentsHow to Identify
Roof rats are sleek, agile rodents measuring 6-8 inches in body length with a tail longer than the body. They have smooth dark brown to black fur, large prominent ears, and a pointed nose — distinguishing them from the heavier, blunt-nosed Norway rat. Their droppings are spindle-shaped with pointed ends, about 1/2 inch long. Roof rats are excellent climbers and are often heard running across attic spaces and ceilings at night.
Signs of Infestation
Scratching, running, and gnawing sounds in the attic, ceiling, and upper wall voids, particularly at night, are classic roof rat signs. Look for spindle-shaped droppings with pointed ends in attic spaces, along rafters, and on shelving. Gnaw marks on stored items, wiring, and ductwork in attic spaces indicate activity. Grease marks along rafters and ceiling joists show established travel routes. Damaged or hollowed-out fruit on citrus trees or garden plants is another indicator.
Health Risks
In Myrtle Beach, SC, roof rats transmit diseases like leptospirosis, salmonellosis, and rat-bite fever. They contaminate insulation, stored items, and HVAC ductwork with droppings and urine, potentially impacting indoor air quality. The gnawing on electrical wiring common in attics and wall voids creates a significant fire hazard for Grand Strand homes.
Our Treatment Method
Effective roof rat control in Myrtle Beach focuses on attics and the exterior. MBPC technicians install snap traps along rafters and travel routes within the attic. Exterior bait stations are placed strategically along fence lines and near the roofline. Exclusion is crucial — sealing all entry points along the roofline, soffits, and around pipes. Jake Thompson recommends trimming tree branches back to prevent access. Myrtle Beach Pest Control's technicians are licensed by the SC Department of Agriculture.
Prevention Tips
To prevent roof rats on your Grand Strand property, trim tree branches at least 4 feet from the roofline. Seal gaps along the roofline, soffit vents, and utility penetrations. Install metal guards on utility lines. Remove climbing vegetation. Promptly remove fallen fruit from fig, citrus, and other fruit trees common in Myrtle Beach, SC, to eliminate a food source. Contact Myrtle Beach Pest Control for a thorough inspection and exclusion plan.
Habitat
Roof rats thrive in elevated spaces, unlike Norway rats. In the Grand Strand, they nest in attics, wall cavities, and above-ground areas. Outdoors, they favor trees and dense vegetation. Myrtle Beach's subtropical climate and landscape provide ideal conditions with abundant palmetto trees, live oaks, and fruit-bearing trees. They readily move between trees and structures, making neighborhoods with mature landscaping particularly susceptible. The year-round mild temperatures support continuous breeding.
Peak activity: Fall-Winter
Identification Photos
Frequently Asked Questions About Roof Rat
Roof rats are smaller, sleeker, and prefer attic and ceiling spaces. Norway rats are larger, heavier, and prefer ground-level spaces like crawlspaces. In Myrtle Beach, you're more likely to find roof rats in the attic. Roof rat droppings are spindle-shaped, while Norway rat droppings are blunt-ended.
Roof rats are excellent climbers common in Myrtle Beach, SC. They access attics via trees, walls, utility lines, and vines. They enter through gaps at soffits, vents, and utility penetrations. Mature landscaping common in the Grand Strand area provides easy access.
Yes. Roof rats frequently gnaw on HVAC ductwork in Myrtle Beach attics, compromising efficiency and introducing contaminated air. They also chew wiring, creating fire risks, and nest in ductwork. Myrtle Beach Pest Control can assess and address this damage.
Yes, Myrtle Beach pest control services are reporting increased roof rat activity. The mild coastal climate, development, and availability of food sources contribute to growing populations in the Grand Strand region. Call Myrtle Beach Pest Control today.
Related Pests
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