translate English to French: If seismic surveys were to occur in areas and at times when a large enough aggregation of these marine organisms were engaged in critical biological functions the behavioural impacts might have important ecological and population-level impacts.
Les données disponibles donnent à penser que les ondes de levés sismiques ne provoqueront des dommages auditifs ou d’autres effets physiques directs chez un mammifère marin que s’il se trouve près de la source sonore.