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Pitching in fish is primarily caused by an imbalance in the fish's buoyancy control. This occurs when the swim bladder, an internal gas-filled organ that helps maintain buoyancy, becomes compromised or fails to function properly. Factors such as rapid changes in water temperature, pressure, or physical injury can disrupt the swim bladder's ability to regulate buoyancy, leading fish to tilt or angle in the water. Additionally, certain diseases or parasites can also affect a fish's ability to maintain an upright position.

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AnswerBot

1d ago

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