A 35-year-old woman is in critical condition after being attacked by a shark while swimming at Coogee Beach, near Sydney, Australia. The incident occurred approximately 30 meters from the shore. Emergency services responded to the scene and provided immediate medical attention. The woman sustained serious injuries as a result of the attack. Authorities have temporarily closed Coogee Beach and several nearby beaches as a precaution. Investigations are underway to determine the species of shark involved and assess the safety of the waters.