<p class=“attachment”><a href=‘https://wp.gesamtschule-kerpen.de/wp-content/uploads/2025/04/1000020284_g1280.jpg’><img width=“300” height=“225” src=“https://i0.wp.com/wp.gesamtschule-kerpen.de/wp-content/uploads/2025/04/1000020284_g1280.jpg?fit=300%2C225&ssl=1” class=“attachment-medium size-medi­um” alt=”” srcset=“https://i0.wp.com/wp.gesamtschule-kerpen.de/wp-content/uploads/2025/04/1000020284_g1280.jpg?w=1280&ssl=1 1280w, https://i0.wp.com/wp.gesamtschule-kerpen.de/wp-content/uploads/2025/04/1000020284_g1280.jpg?resize=300%2C225&ssl=1 300w, https://i0.wp.com/wp.gesamtschule-kerpen.de/wp-content/uploads/2025/04/1000020284_g1280.jpg?resize=1024%2C768&ssl=1 1024w, https://i0.wp.com/wp.gesamtschule-kerpen.de/wp-content/uploads/2025/04/1000020284_g1280.jpg?resize=768%2C576&ssl=1 768w” sizes=”(max-width: 300px) 100vw, 300px” data-attachment-id=“15899” data-permalink=“https://wp.gesamtschule-kerpen.de/1000020284_g1280/” data-orig-file=“https://i0.wp.com/wp.gesamtschule-kerpen.de/wp-content/uploads/2025/04/1000020284_g1280.jpg?fit=1280%2C960&ssl=1” data-orig-size=“1280,960” data-comments-opened=“0” data-image-meta=”{“aperture”:“0”,“credit”:””,“camera”:””,“caption”:””,“created_timestamp”:“0”,“copyright”:””,“focal_length”:“0”,“iso”:“0”,“shutter_speed”:“0”,“title”:””,“orientation”:“0”}” data-image-title=“1000020284_g1280” data-image-description=”<p>Gewässeruntersuchung der Erft, Bio­lo­gie LK, 09.04.2025</p&gt; ” data-image-cap­ti­on=”” data-medium-file=“https://i0.wp.com/wp.gesamtschule-kerpen.de/wp-content/uploads/2025/04/1000020284_g1280.jpg?fit=300%2C225&ssl=1” data-large-file=“https://i0.wp.com/wp.gesamtschule-kerpen.de/wp-content/uploads/2025/04/1000020284_g1280.jpg?fit=752%2C564&ssl=1” />

Gewäs­ser­un­ter­su­chung der Erft, Bio­lo­gie LK, 09.04.2025