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body dark, flank - light spotsD2 24-25Opsanus beta, Gulf toadfishinside mouth palepectoral 18-19, light spots form bars
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fins strong barsD2 23-25Opsanus dichrostomus, Bicolor toadfishrear of lower 1/2 mouth darkpectoral 17-19
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body pale + dark spotsD2 26fins weak barsOpsanus pardus, Leopard toadfishinside mouth palepectoral 19-21, no bars, mottled
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D2 23-25fins - strong barsOpsanus phobetron, Scarecrow toadfishinside mouth & gill chamber blackpectoral 17-18
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head - 2 dark stripes
belly - dark reticulationsD2 25-26fins strong barsOpsanus tau, Oyster toadfishinside mouth palepectoral 20-21