TPWD 1954 F-6-R-1 #85: Inventory of the Fish Species Present in Falcon Reservoir

Segment Completion Report by' Alvin Flnry end Lneieno finerre TITLE Inventory of the Fish Sneeies Preeent in Feloon Reservoir” OBJECTIVES To determine the speeiee present end their relative numbers in Feleon Reservoira PROCEDURE ea Netting Colleetions 10 Ten stetione were selected on Falcon Reeervoir to represent different locations and eeologioel conditionso .A total of #7 experimental nete were set from November 1953 to June lcfiho he fer as poesible, nets were set at each etetion at monthly intervele'bnt heeenee of loe'weter stations in the upper lake were frequently ineeeeeeiblel 20 Thirty net sets were made with 100 by 8 fto nete of two inch and three inch square mesh at various locationso 30 One hoop net was set for four nights enfi baited with beef serepso A fyke net was not availableo he Beginning in February 195% when weighing and neesnring equipment wee dew livered, ell fish taken in the nete were weighed? measured, sexeé and parasites notedu Some eeelee were eolleeted but prove of no value in determing egeo Fifteen etomeohe of gene end predeoione fish were prem servedo be Seining Collections ll Ten seining oolleetions were made at three heeehee with e 30 it. fto beg seine with onemfonrth inch mesh and e.Common Sense seine, longo Think brush enters elmoet the entire leke bed and very few seinm ing erees ere availableo One rotenone collection was medeo 20 Data collected on netting end seining eolleetione tenereeorded on fish cards and collection sheets end theee were filed for further study and tabulationso RESUETS em Netting Colleetions 19 A total of 1,696 specimens of 18 speeiee of fish were taken in the 47 experimental gill net sets. 2. Fonrmhnndred end eightywsix fish of 12 species were taken in the two and three inch mesh netso 2a 3. The one hoop net set took 38 fish of five species. A. The data collected was filed and the "K” factors and stomach analyses are being prepared. b. Seining Collections 1.: A total of 6,266 fiSh of 30 species was taken in the ten seining col~ lections and 3,056 fish of 12 species were taken in the rotenone cola lection. 2. All data observed and recorded in making the netting and seining collections'wenefiled and will be used later in compiling detailed charts and tables for the job completion report. A total of 31 species of fish have been recorded from Falcon Reservoir. Their frequency of occurrence is shown on the Fish List. SUMMARY Netting and seining collections and one rotenone collection were made in Falcon Reservoir during the period. Fish collected were tabulated, weighed, measured, sexed and parastes noted. Stomachs and scales were collected from some of the fish. Thirty» one fish species have been recorded from the Reservoir. FISH LIST Name of Water Falcon Reservoir Date 31 Speoies Seining Station Netting Station Total Percent Lepisostens spatula 0 120 120 1.23 Lepisosteus platostomus O 2 2 .02 Lepisosteus productus 0 5 5 .05 Lepisostens osseus 0 2t 2t .25 Dorosoma petenensis 1 0 1 .01 Dorosoma cepedianum 39517 659 h,lT6 he as Astyanax fasciatns m. 863 0 863 8.86 Ictiobus niger 0 1 1 .01 Ictiobns bnbalns 551 179 730 7.50 Carpiodes carpio 0 hfi hfi .h6 Hybopsis emstivalis 33 0 33 .3h Notropis amabilis 33 0 33 .36 Notropis jemeaanns 1. 0 1 .01 Notropis lutrensis l2 0 12 .12 Notropis proserpinus 3 0 3 .03 Notropis‘braytoni 161 o 161 1.65 Ictalurns pnnctatus 0 17 17 .L7 Iotalnrus furcatns 0 A88 t88 5.01 Amerius melee 0 2 2 - .02 Pilodictus olivaris o 62 62 .6h Anguilla rostrata. 1 0 l .01 Cyprinodon variegatns 1 0 1 .01 Gambnsia affinis etc 0 etc 2.t6 Mugil cephalns 0 2 2 .02 Menida beryllina 1.85h 0 1,85h 19.0% Lepomis cyanellus 119 2 l21 1.2H Lepomis macrochirns 18 8 26 .27 Leponis anritns 1 0 l .01 Pomoxis annularis 1 T 8 .08 Aplodinotns grunniens - 3h5 336 681 6.99 Gichlasoma cyanoguttata 23 2 2% .03 TOtalS 73778 13979 9§739 99°99