Appendix 3. Continued, 



Ecological 

 affinity 



Trophic 

 relations 



Local 

 distribution 



Relative and seasonal 

 abundance 



Economic 

 importance 



Brevoortia patronus Goode 

 Gulf Menhaden 



Dorosoma ceped i an jn (Lesueur) 

 Gizzard Shad - Adults 



Gizzard Shad - Young 



Dorosoma petenense (Gunther) 



Threadfin Shad - Adults 

 Threadfin Shad - Young 



Fil ter feeder on 

 plankton, suspended 

 benthic algae, and 

 detritus 



Omni vore: fil ter 

 feeder of plankton 

 detritus, benthic 

 algae 



-forage species 



Onnivore; strainer of 

 plankton, detritus* 

 benthic algae 



-forage species 

 -forage species 



Euryhaline; juveniles 

 found from fresh to 

 sal ine marshes 



Broadly euryhaline, hut 

 Tiainly in fresher areas, 

 where very widespread 



Planktonic larvae mainly 

 in rivers 



Same as gizzard shad 



Same as gizzard shad 



Very abundant 



bundant, locally 



Larvae abundant late 

 March - June; juveniles 

 moderately ahundant 

 June - October 



Same as gizzard shad 



Larvae abundant May - 

 September; juveniles 

 abundant June - November 



*\Dderflte v-ilue in 

 soring dipnet 

 fishery for bait, 

 troutl ines , and 

 crawfish traps 



None 



Limited value as 

 haitfish 



FAMILY ENGRAULIDAE 

 ANCHOVIES 



Anchoa mitchill i (Valenciennes) 



Bay Anchovy - Adults 



Bay Anchovy - Young 



FAMILY CYPRINIDAE 



MINNOWS AND CARPS 



Cyprinus carpio Linnaeus 



Carp 



NoteiTii _ qonus crysoleucas (Mitchill) 

 Golden Shiner 



FAMILY liJALDRIDAE 



BULLHEAD CATFISHES 



Ictalurus furcatus (Lesueur) 

 Blue Catfish - Adults 



Blue Catfish - Young 



Ictalurus natal is (Lesueur) 

 Yellow Bullhead 



Ictalurus punctatus (Rafinesque) 

 Channel Catfish - Adults 



Carnivore; predator 

 on fishes, inverte- 

 brates 

 -forage species 



-forage species 



Oinivore; grazer/ 

 sucker-type feeder on 

 plants, benthic 

 inyertebrates,. 

 detritus, carrion 



Onnivore; midwater and 

 surface grazer/preda- 

 tor on zoopl ankton, 

 filamentous algae, 

 periphyton, fouling 

 invertebrates 

 -forage species 



ftrinivore; mainly 

 carnivorous; predator/ 

 grazer on fishes , 

 macro-invertebrates , 

 carrion 



Omnivore; sifnilar to 

 adults but using more 

 insect larvae, smaller 

 invertebrates, detritus 



Omnivore, predator/ 

 grazer on benthic 

 invertebrates , 

 carrion, detritus 



See blue catfish entry 



Pelagic; broadly 

 euryhal ine to fresh 

 water; widespread 



Planktonic larvae 

 widespread; juveniles 

 as adults 



Fresh to brackish areas; 

 widespread , larvae 

 planktonic; post larvae 

 and juveniles mainly in 

 temporarily flooded areas 



Fresh to brackish areas; 

 widespread 



Fresh to moderate 

 sal ini ty areas; mainly 

 in fresh and brackish 

 areas; river channel , 

 bayous, uoper bay, 

 Tiarsh lakes 



Essential ly as adul ts 

 but preferring fresh 

 areas; river channel 



Fresh to si ightly 

 brackish; swanps, bayous, 

 canals, ditches 



See blue catfish entry; 

 this species si ightly 

 less salt-tolerant and 

 tends to prefer quieter 

 water areas than K 

 furcatus 



Abundant; increasingly so 

 in suiTimer; ijsually taken 

 in seines, trawls, cast-nets 



JVbundant year-round, oeak 

 usually in early sumner 



Moderately abundant 

 fresh areas; young 



abundant 1 ate March 

 through suriTier 



Locally abundant 



Abundant; often taken 

 in trawls, coimercial 

 nets , hook and 1 ine 



Locally abundant; see 

 habitat entry 



Locally abundant, esnecially 

 in small canals, ditches, 

 swamps 



See blue catfish entry; 

 tends to predominate in 

 fresher areas 



Mone 



None 



Minor co'iponent 

 of freshwater 

 hoopnet fisherv 



"Jone; fthose 

 sold as bait 

 brought in fron 

 ■ni nnow farms 

 outside the 

 area) 



f^opular Ta'iefish 

 major conponent 

 of inland trout- 

 line, hoopnet , 

 trammel net 

 catches; used in 

 local fish cul- 

 ture 



None 



See blue catfish 

 entry; this 

 snecies tends ti 

 oredQininate in 

 *"resher areas 

 and laore henthic 

 situations 



(Continued) 



121 



