The osprey's remarkable return to Britain after extinction demonstrates the power of sustained conservation effort, while ongoing welfare challenges around nest disturbance and food availability remain.
Osprey welfare is shaped by two primary challenges: food security and disturbance. Fishing success is directly affected by water clarity - in turbid or algae-affected waters, ospreys cannot detect prey and may fail to catch sufficient fish to sustain themselves and feed chicks. Climate change effects on lake and river water quality therefore directly affect osprey welfare. Human disturbance at nest sites is a persistent welfare threat, as flushed adults leave eggs or chicks exposed to temperature stress and predators. The welfare case for maintaining strict disturbance exclusion zones around nest sites is strong, even where this disappoints birdwatchers seeking close views.