TN00097 GREENBREAST DARTER ETHEOSTOMA JORDAN
PHYSICAL DESCRIPTION: REACHES 66 MM TL HAS COMPRESSED BODY, DEEP SPECIES IS RESTRICTED TO THE ALABAMA AND BLACK WARRIOR RIVER SYSTEMS CAUDAL PEDUNCLE, CLOSELY SET PELVIC FINS, COMPLETE LATERAL LINE OF ALABAMA, GEORGIA, AND TENNESSEE, GEOGRAPHIC VARIATIION IS SLIGHT (CONSISTING OF 46-52 (43-56) SCALES), BROAD FRENUM GILL MEMBRANES AND LITTLE IS KNOWN OF ITS LIFE HISTORY ARE SLIGHTLY JOINED HAS ABOUT 8 DORSAL SADDLES, THE FIRST 2 OF WHICH ARE DISTINCE REMAINING SADDLES ARE DISTINCT IN JUVENILES BUT BECOME OBSCURE IN ADULTS THE FIRST 2 OR 3 OF THE 9-12 VERTICALLY ELONGATED LATERAL BLOTCHES ARE SMALL BUT DISTINCT WITH THE REMAINING ONES USUALLY FRAGMENTED INTO 2 OR MORE SPOTS SIDE MAY APPEAR CHECKERED IN ADULT FEMALES BELLY VARIES FROM PALE TO STIPPLED MEDIAN CAUDAL AREA HAS 2 VERTICALLY ARRANGED DARK SPOTS AND AN ADDITIONAL SPOT MAY OCCUR ABOVE OR BENEATH THESE VERTICALLY ELONGATED HUMERAL BAR LIES ENTIRELY BELOW LATERAL LINE PREORBITAL BAR IS DISTINCT TO DIFFUSE, NOT MEETING COUNTERPART ON SNOUT SUBORBITAL BAR IS SHORT, BROAD, OFTEN DIFFUSE IS A SMALL, HORIZONTALLY ELONGATED POSTORBITAL BAR MALES HAVE A NARROW MARGINAL DARK BAND IN SPINY DORSAL FIN FIRST 2 OR 3 MEMBRANES ARE BLACKENED TO PRODUCE A NOTICEABLE SPOT FEMALES LACK MARGINAL BAND AND ARE LESS HEAVILY PIGMENTED MALES ALSO HAVE A DARK MARGINAL IN SOFT DORSAL FIN IN WHICH THE RAYS ARE STIPPLED AND BECOME DARKER TOWARD THE BASE THIS BAND IS MUCH LESS DISTINCE IN FEMALES, IN WHICH THE RAYS ARE ALSO STIPPLED BUT THE MEMBRANES ARE SPOTTED CAUDAL FIN HAS A NARROW DARK MARGIN AND A SUBMARGINAL CLEAR ZONE BASALLY, ONLY THE CAUDAL FIN RAYS ARE DARKENED, CONTINOUSLY IN MALES AND INTERMITTENLY IN FEMALES ANAL SPINES AND RAYS CLEAR ANAL MEMBRANES DUSKY TOWARD BASE IN FEMALES AND ALMOST TO FIN MARGIN IN MALES PELVIC FIN PIGMENTED MUCH LIKE ANAL BUT FEMALES MAY HAVE ALMOST NO PIGMENTATION PECTORAL FIN MEMBRANES CLEAR AND RAYS ARE DARKENED (MOST NOTABLE IN MALES) CHEEK, PREPECTORAL AREA, AND BREAST NAKED OPERCLE HAS A FEW EXPOSED SCALES, A FEW EMBEDDED, OR RARELY IS NAKED NAPE IS NAKED ANTERIORLY BUT HAS SOME SCALES POSTERIORLY BELLY OFTEN LACKS SCALES IMMEDIATELY ADJACENT TO PELVIC FIN INSERTIONS FIN COUNTS = DORSAL X-XI (VII-XII), 11-12 (10-13), ANAL II, 7-8 (6-9), PECTORAL 12-14 VERTEBRAE NUMBER 36-37 (34-39) BREEDING MALES BEOCME QUITE COLORFUL ARE NO BREEDING TUBERCULES MALE GENITAL PAPILLA IS SMALL AND TRIANGULAR, THAT OF FEMALES IS A SMALL, WEDGE-SHAPED FLAP BUT BECOMES LONGER, TAPERED, AND GROOVED WHEN SPAWNING *TN5018, TN5093* AQUATIC/TERRESTRIAL ASSOCIATIONS: HAS BEEN TAKEN WITH PERCINA NIGROFASCIATA, E. STIGMAEUM, P. PALMARIS, E.RUPESTRE, AND E. COOSAE A FEMALE TAKEN ON MAY 5, 1968 SHOWED THE ELONGATED PAPILLA ASSOCIATED WITH SPAWNING *TN5018, TN5093* THERE ARE RED SPOTS ON THE SIDE OF THE BODY BODY IS GRAY-BROWN TO OLIVE DORSALLY AND LATERALLY BREAST IS A DEEP BLUE-GREEN PAIRED FINS OF MALE ARE USUALLY BLUE-GREEN WHILE THOSE OF THE FEMALE ARE CLEAR ENTIRE VENTER OF BREEDING MALES BECOMES BLUE OF BLUE-GREEN *TN5017*
References for Life History Codes
1203, 1641, 816, 1325, 842, 835, 788, 1324, 1329, 849, 4205, TN5017, TN5093
Comments on Life History Codes