The cases of the orders Carcharhiniformes (requiem sharks), Rhinopristiformes (guitarfishes, saw fishes, witch rays), Elopiformes (tarpon) and Labriformes (parrotfishes) and the family Serranidae (groupers) are discussed in detail because they are considered critical examples showing the need of urgent action, based both on intrinsic threat factors as well as on societal needs to manage the environment.
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