WEINSTEIN ET AL.: RETENTION OF THREE TAXA OF POSTLARVAL FISHES 



APPENDIX Table 2. 



-Three-way analysis of variance for Atlantic croaker, Micropogonias undulatus, postlarvae captured at buoy 32, 

 14-15 March 1978. Catch data are logjo (10 + X) transformed. 



Multiple comparisons (Numbers in parentheses are mean catch for each stratum.) 

 A Photoperiod  tide (Bonferroni f-tests: o - 0.05) 



Largest: flood night(301 .4) ebb day(249.7) flood day( 266.6) ebb/ night( 143.5): smallest 



B. Sites (Bonferroni f-tests; a = 0.05) 

 1 Depths: east and west 



Bottom (31 1.6) -surface (69.5) 



2. Depths: channel 



Largest: middepth(636.6) bottom(193.2) surface(28.1): smallest 



3. Stations: ns' 



C. Photoperiod  site (Bonferroni f-tests; a = 0.05) 



1. Photoperiod  depth: east and west 

 Day: bonom(404.6) •surface(25.7) 

 Night: bottom(218.5) ■surface( 107.0) 



2. Photoperiod  depth: channel 



Day; largest: middepth(590.9) bottom(288.7) surface(6.3): smallest 



Night; largest: middepth(682.2) bonom(65.9) sunace(57.2): smallest 



3. Photoperiod > station 

 Day: ns 



Night: ns 



D. Tide  site (Bonferroni f-tests; a = 0.05) 



1. Tide  depth: east and west 

 Flood: bottom(336.3) >surface(1 10.7) 

 Ebb: bottom(286.8) >sur1ace(38.7) 



2. Tide ' depth: channel 



Flood; largest: middepth(865.7) bottom(IIO.O) surface(31.6): smallest 



Ebb; largest: middeplh(407.4) bottom(304.2) surface(23.6) : smallest 



3. Tide •' station 



Flood; largest: east(336.8) channel(335.8) west(1 10.1) 

 Ebb: ns 



-Significant at « = 0.05. 



'ns — no significant difference(s). 



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