The phrase "are commonly located" is correct and usable in written English.
It can be used to describe the typical placement or positioning of something in a general context.
Example: "These species are commonly located in tropical regions, where the climate is warm and humid."
Alternatives: "are often found" or "are usually situated".
Kids' happy encounters with candies in the supermarket are not serendipitous: candies are commonly located where children can see and reach them.
In France SFTW are commonly located between the wastewater treatment plant (WWTP) and the receiving aquatic environment.
Leaks from buried water distribution pipes are commonly located by applying the correlation technique to two measured acoustic/vibration signals on either side of a leak.
They are commonly located within the superior nasal cavity, ethmoid air cells with occasional extension into other paranasal sinuses, orbits, anterior cranial fossa, and cavernous sinuses.
Sites of hydrothermal venting are commonly located at summit or intracaldera cones, and also near the base of the caldera walls (Arculus, 2005).
However, the samplers used in this type of monitoring are commonly located on the tops of buildings in cities or villages, and the analysis focuses on those types of pollen that trigger allergies.
Religious cult locations were commonly located in the vicinity, while the gords themselves were frequently visited by traders and artisans.
In addition, PmHha possesses a very short homology fragment within the C2 block, while LfHhb presents a well conserved block at a position corresponding to C3. Ar-C of gnathostomes is commonly located in the 3' region of intron2: in zebrafish shha, it is placed at positions 1035 1204 of the 1416 bp long intron2.
In adults, hematogenous osteomyelitis is commonly located in the vertebrae of the spine (tuberculous or septic spondylitis).
It is commonly located along the midline above the superior colliculi and inferior to the splenium of the corpus callosum.
