Lacustrine systems include all wetland and deepwater habitats associated with depressions or damned channels greater than 8 ha in area, and which have less than 30% of their area dominated by trees, shrubs, or emergent vegetation.
There are a wide variety of conditions that can cause thigh pain. For example, thigh pain can be caused by physical activity, injury, or age-related wear and tear on the hips and knees, which may cause pain or discomfort in the thigh area near the joint.
Spinal canal stenosis, or a narrowing of the spinal canal, can cause nerve pain in the hip and leg. According to FamilyDoctor.org, degenerative joint disease or osteoarthritis, trauma and general wear and tear on the bones and joints of the lumbar spine or lower back can all cause a narrowing of the spinal canal.