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.
The lumbar region refers to your lower spine. A nerve known as the sciatic nerve extends from the lumbar region to the sacroiliac joint, which can cause nerve pain on the hips and legs. To relieve this pain, place a pillow behind your head and place your lower back on the floor with your feet flat on the ground. Your feet and knees should touch each other.