small, upstream populations: eastern 

 mudminnow (Umbra pygmaea), golden 

 shiner (Notemigonus crysoleucas), 

 bridle shiner (Notropis bifrenatus ), 

 spottail shiner (N. hudsonius ), banded 

 killifish ( Fundulus diaphanus), and 

 mosquitofish ( Gambusia affinis ). 



II. Migratory 



3. Spring- fall species.- - Migrants which 

 generally enter the creek only during the 

 warm season (most of these use the 

 habitat as a nursery): Atlantic menhaden 

 ( Brevoortia tyrannus ), striped anchovy 

 ( Anchoa hepsetus ), bay anchovy (A, 

 mitchilli ). naked goby ( Gobiosoma 

 bosci ), green goby ( Microgobius thalas- 

 sinus), striped mullet (Mugil cephalus ), 

 summer floxinder ( Paralichthys 

 dentatus ), winter flounder ( Pseudo- 

 pleuronectes americanus ), and oyster 

 toadfish (Opsanus tau). 



4. Incidental species .-- These occurred 

 erratically in collections. Many un- 

 doubtedly are members of summer popu- 

 lations occurring in other locations 

 within Indian River: silver anchovy 

 ( Anchoviella eurystole ), halfbeak ( Hy- 

 porhamphus unifasciatus ), pollock ( Pol- 

 lachius virens), threespine stickleback 

 ( Gasterosteus aculeatus ), spotted sea- 

 horse ( Hippocampus erectus ), northern 

 pipefish ( Syngnathus fuscus ), white perch 

 ( Roccus americanus ), bluefish ( Poma- 



tomus saltatrix ), blue runner (Caranx 

 crysos), crevalle jack (C. hippos), round 

 scad ( Decapterus punctatus), permit 

 ( Trachinotus falcatus ), spotfin mojarra 

 ( Eucinostomus argenteus ), pigfish (Or- 

 thopristis chrysopterus ), silver perch 

 ( Bairdiella chrysura ), spotted seatrout 

 ( Cynoscionnebulosus ), spot ( Leiostomus 

 xanthurus ), northern kingfish ( Men- 

 ticirrhus saxatilis ), Atlantic croaker 

 ( Micropogon undulatus ), black drum 

 ( Pogonias cromis ), ^seaboard goby 

 ( Gobiosoma ginsburgi), northern 

 stargazer ( Astroscopus guttatus), 

 striped blenny ( Chasmodes bosquianus), 

 white mullet (Mugil curema ), rough 

 silverside ( Membras martinica ), hog- 

 choker ( Trinectes maculatus ), and 

 blackcheek tonguefish (Symphurus 

 plagiusa ), and northern puffer (Sphae- 

 roides maculatus ). 



5. Marine species .- -Forms which are 

 known to occur principally in the ocean 

 but occasionally wander into the creek; 

 bluntnose stingray ( Dasyatis sayi ), lady- 

 fish ( Elops saurus ), northern searobin 

 ( Prionotus carolinus), and striped sea- 

 robin (P. evolans ). 



6. Diadromous species . --Forms which are 

 migratory between salt and fresh water. 

 No sustaining populations of the river 

 herrings occurred in the creek, but 

 young of two species were seasonally 

 available: blueback herring ( Alosa 



