"Region: TWA" "Geographic Zones: Bandera Reef" "Survey Types: Species & Abundance, Species Only" "Dates: 1/1/93 - 3/29/24" "Total Surveys: 52" "#Species Reported: 150" "Average Species Reported on a Survey by Expert Surveyors: 57.61" "Average Species Reported on a Survey by Novice Surveyors: 44.12" "Survey Type: SA = Species & Abundance; SO = Species Only - How to interpret REEF data?" "Expand all" "Collapse all" "Click a column header to sort by that column. Hold shift and click to sort by multiple columns" ,,Surveys,,,,"Bottom Time" ,,Expert,,Novice,, Code,Name,SA,SO,SA,SO,(H:M) 5,"NW CARIBBEAN",36,0,13,3,57:16 54,"Mexican Caribbean",36,0,13,3,57:16 5401,"Cabo Catoche to Puerto Morelos (inc. Isla Contoy, Mujeres)",36,0,13,3,57:16 54010027,"Bandera Reef",36,0,13,3,57:16 TOTALS,,36,0,13,3,57:16 "Species" "%SF = Sighting Frequency; DEN = Density Score - How to interpret REEF data?" "Click a column header to sort by that column. Hold shift and click to sort by multiple columns" ,,,,Total,,Expert,,Novice, Rank,"Species ID",Species,Family,SF%,DEN,SF%,DEN,SF%,DEN 1,0213,"Bluehead, (Thalassoma bifasciatum)","Wrasse, (Labridae)",98.08,3.08,97.22,3.31,100,2.46 2,0108,"French Grunt, (Haemulon flavolineatum)","Grunt, (Haemulidae)",96.15,3.53,97.22,3.54,93.75,3.5 3,0196,"Schoolmaster, (Lutjanus apodus)","Snapper, (Lutjanidae)",96.15,3.19,100,3.19,87.5,3.18 4,0105,"Bluestriped Grunt, (Haemulon sciurus)","Grunt, (Haemulidae)",94.23,3.35,97.22,3.29,87.5,3.55 5,0111,"Porkfish, (Anisotremus virginicus)","Grunt, (Haemulidae)",94.23,2.6,100,2.58,81.25,2.64 6,0052,"Sergeant Major, (Abudefduf saxatilis)","Damselfish, (Pomacentridae)",94.23,3.33,100,3.36,81.25,3.2 7,0048,"Bicolor Damselfish, (Stegastes partitus)","Damselfish, (Pomacentridae)",92.31,3.3,91.67,3.42,93.75,3 8,0042,"Blue Chromis, (Azurina cyanea)","Damselfish, (Pomacentridae)",92.31,3.33,97.22,3.4,81.25,3.1 9,0204,"Blue Tang, (Acanthurus coeruleus)","Surgeonfish, (Acanthuridae)",92.31,2.8,94.44,2.85,87.5,2.67 10,0106,"Caesar Grunt, (Haemulon carbonarium)","Grunt, (Haemulidae)",92.31,3.47,100,3.56,75,3.11 11,0113,"Smallmouth Grunt, (Haemulon chrysargyreum)","Grunt, (Haemulidae)",92.31,3.64,97.22,3.66,81.25,3.6 12,0220,"Yellowhead Wrasse, (Halichoeres garnoti)","Wrasse, (Labridae)",92.31,3.13,94.44,3.32,87.5,2.55 13,0007,"Great Barracuda, (Sphyraena barracuda)","Barracuda, (Sphyraenidae)",90.38,2.4,91.67,2.42,87.5,2.33 14,0152,"Redband Parrotfish, (Sparisoma aurofrenatum)","Parrotfish, (Scaridae)",90.38,2.8,94.44,2.91,81.25,2.4 15,0215,"Creole Wrasse, (Clepticus parrae)","Wrasse, (Labridae)",88.46,3.21,91.67,3.36,81.25,2.7 16,0167,"Sharpnose Puffer, (Canthigaster rostrata)","Puffer, (Tetraodontidae)",88.46,2.57,91.67,2.55,81.25,2.64 17,0054,"Yellowtail Damselfish, (Microspathodon chrysurus)","Damselfish, (Pomacentridae)",88.46,2.25,88.89,2.19,87.5,2.42 18,0197,"Yellowtail Snapper, (Ocyurus chrysurus)","Snapper, (Lutjanidae)",88.46,2.6,91.67,2.64,81.25,2.5 19,0206,"Ocean Surgeonfish, (Acanthurus tractus)","Surgeonfish, (Acanthuridae)",86.54,2.83,83.33,3.03,93.75,2.33 20,0031,"Foureye Butterflyfish, (Chaetodon capistratus)","Butterflyfish, (Chaetodontidae)",84.62,2.02,83.33,1.97,87.5,2.17 21,0192,"Gray Snapper, (Lutjanus griseus)","Snapper, (Lutjanidae)",84.62,3.29,91.67,3.42,68.75,2.78 22,0131,"Spanish Hogfish, (Bodianus rufus)","Wrasse, (Labridae)",84.62,2.37,94.44,2.38,62.5,2.29 23,0155,"Stoplight Parrotfish, (Sparisoma viride)","Parrotfish, (Scaridae)",84.62,2.41,94.44,2.44,62.5,2.29 24,0043,"Brown Chromis, (Azurina multilineata)","Damselfish, (Pomacentridae)",82.69,2.54,86.11,2.55,75,2.5 25,0156,"Striped Parrotfish, (Scarus iseri)","Parrotfish, (Scaridae)",80.77,2.41,83.33,2.47,75,2.22 26,0117,"White Grunt, (Haemulon plumierii)","Grunt, (Haemulidae)",80.77,2.98,91.67,3,56.25,2.86 27,0218,"Slippery Dick, (Halichoeres bivittatus)","Wrasse, (Labridae)",78.85,2.29,80.56,2.34,75,2.11 28,0005,"Queen Angelfish, (Holacanthus ciliaris)","Angelfish, (Pomacanthidae)",76.92,1.55,75,1.63,81.25,1.36 29,0194,"Mahogany Snapper, (Lutjanus mahogoni)","Snapper, (Lutjanidae)",75,2.92,80.56,2.9,62.5,3 30,0003,"French Angelfish, (Pomacanthus paru)","Angelfish, (Pomacanthidae)",73.08,1.38,83.33,1.33,50,1.57 31,0236,"Glassy Sweeper, (Pempheris schomburgkii)","Sweeper, (Pempheridae)",71.15,2.64,83.33,2.63,43.75,2.67 32,0216,"Puddingwife, (Halichoeres radiatus)","Wrasse, (Labridae)",71.15,1.97,72.22,1.92,68.75,2.13 33,0147,"Greenblotch Parrotfish, (Sparisoma atomarium)","Parrotfish, (Scaridae)",69.23,2.74,80.56,2.79,43.75,2.5 34,0095,"Graysby, (Cephalopholis cruentata)","Seabass, (Serranidae)",67.31,1.64,72.22,1.65,56.25,1.57 35,0181,"Harlequin Bass, (Serranus tigrinus)","Seabass, (Serranidae)",67.31,1.76,75,1.74,50,1.83 36,0027,"Smooth Trunkfish, (Lactophrys triqueter)","Boxfish, (Ostraciidae)",65.38,1.36,66.67,1.42,62.5,1.22 37,0004,"Gray Angelfish, (Pomacanthus arcuatus)","Angelfish, (Pomacanthidae)",63.46,1.31,63.89,1.26,62.5,1.44 38,0166,"Porcupinefish, (Diodon hystrix)","Porcupinefish, (Diodontidae)",63.46,1.48,66.67,1.46,56.25,1.57 39,0034,"Spotfin Butterflyfish, (Chaetodon ocellatus)","Butterflyfish, (Chaetodontidae)",61.54,1.9,61.11,1.82,62.5,2.13 40,0221,"Bermuda Chub/Gray Chub, (Kyphosus sectatrix / K. bigibbus)","Chub, (Kyphosidae)",59.62,2.52,63.89,2.57,50,2.33 41,0150,"Queen Parrotfish, (Scarus vetula)","Parrotfish, (Scaridae)",59.62,1.9,61.11,1.91,56.25,1.86 42,0153,"Yellowtail (Redfin) Parrotfish, (Sparisoma rubripinne)","Parrotfish, (Scaridae)",59.62,1.69,69.44,1.72,37.5,1.5 43,0205,"Doctorfish, (Acanthurus chirurgus)","Surgeonfish, (Acanthuridae)",57.69,2.57,61.11,2.64,50,2.33 44,0076,"Spotted Goatfish, (Pseudupeneus maculatus)","Goatfish, (Mullidae)",57.69,1.78,61.11,1.73,50,2 45,0173,"Green Razorfish, (Xyrichtys splendens)","Wrasse, (Labridae)",55.77,2.37,66.67,2.38,31.25,2.33 46,0025,"Honeycomb Cowfish, (Acanthostracion polygonius)","Boxfish, (Ostraciidae)",55.77,1.37,58.33,1.29,50,1.67 47,0226,"Redspotted Hawkfish, (Amblycirrhitus pinos)","Hawkfish, (Cirrhitidae)",53.85,1.58,55.56,1.55,50,1.67 48,0045,"Sunshinefish, (Chromis insolata)","Damselfish, (Pomacentridae)",50,1.92,66.67,1.92,12.5,2 49,0081,"Goldspot Goby, (Gnatholepis thompsoni)","Goby, (Gobiidae)",48.08,2.52,52.78,2.63,37.5,2.17 50,0077,"Yellow Goatfish, (Mulloidichthys martinicus)","Goatfish, (Mullidae)",46.15,1.95,50,1.89,37.5,2.25 51,0133,"Bar Jack, (Caranx ruber)","Jack, (Carangidae)",44.23,2.13,44.44,2.19,43.75,2 52,0010,"Fairy Basslet, (Gramma loreto)","Basslet, (Grammatidae)",44.23,1.55,44.44,1.5,43.75,1.67 53,0201,"Longspine Squirrelfish, (Holocentrus rufus)","Squirrelfish, (Holocentridae)",42.31,1.48,47.22,1.59,31.25,1 54,0214,"Clown Wrasse, (Halichoeres maculipinna)","Wrasse, (Labridae)",40.38,1.89,44.44,1.94,31.25,1.67 55,0191,"Dog Snapper, (Lutjanus jocu)","Snapper, (Lutjanidae)",40.38,1.75,47.22,1.71,25,2 56,0149,"Princess Parrotfish, (Scarus taeniopterus)","Parrotfish, (Scaridae)",40.38,1.48,44.44,1.38,31.25,1.8 57,0006,"Rock Beauty, (Holacanthus tricolor)","Angelfish, (Pomacanthidae)",38.46,1.58,38.89,1.57,37.5,1.6 58,0145,"Bluelip Parrotfish, (Cryptotomus roseus)","Parrotfish, (Scaridae)",36.54,2.47,47.22,2.53,12.5,2 59,0418,"Broadstripe Goby, (Elacatinus prochilos)","Goby, (Gobiidae)",36.54,2,47.22,2,12.5,2 60,0137,"Horse-eye Jack, (Caranx latus)","Jack, (Carangidae)",36.54,2.65,44.44,2.63,18.75,3 61,0238,"Sand Tilefish, (Malacanthus plumieri)","Tilefish, (Malacanthidae)",36.54,1.72,44.44,1.69,18.75,2 62,0001,"Blue Angelfish, (Holacanthus bermudensis)","Angelfish, (Pomacanthidae)",34.62,1.56,30.56,1.55,43.75,1.6 63,0056,"Highhat, (Pareques acuminatus / Pareques lineatus)","Drum, (Sciaenidae)",32.69,2.35,38.89,2.5,18.75,1.67 64,0028,"Spotted Trunkfish, (Lactophrys bicaudalis)","Boxfish, (Ostraciidae)",32.69,1.25,33.33,1.25,31.25,1.25 65,0051,"Longfin Damselfish, (Stegastes diencaeus)","Damselfish, (Pomacentridae)",30.77,1.81,41.67,1.67,6.25,4 66,0069,"Orangespotted Filefish, (Cantherhines pullus)","Filefish, (Monacanthidae)",30.77,1.13,30.56,1.09,31.25,1.25 67,0182,"Lantern Bass, (Serranus baldwini)","Seabass, (Serranidae)",28.85,1.64,33.33,1.67,18.75,1.5 68,0066,"Spotted Moray, (Gymnothorax moringa)","Moray, (Muraenidae)",28.85,1.21,36.11,1.23,12.5,1 69,0207,"Black Durgon, (Melichthys niger)","Triggerfish, (Balistidae)",26.92,1.69,27.78,1.7,25,1.67 70,0683,"Red Lionfish (exotic), (Pterois volitans)","Scorpionfish, (Scorpaenidae)",26.92,1.36,30.56,1.27,18.75,1.67 71,0154,"Redtail Parrotfish, (Sparisoma chrysopterum)","Parrotfish, (Scaridae)",26.92,1.77,30.56,1.73,18.75,2 72,0160,"Saucereye Porgy, (Calamus calamus)","Porgy, (Sparidae)",26.92,1.71,36.11,1.77,6.25,1 73,0239,"Trumpetfish, (Aulostomus maculatus)","Trumpetfish, (Aulostomidae)",26.92,1.31,27.78,1.3,25,1.33 74,0047,"Beaugregory, (Stegastes leucostictus)","Damselfish, (Pomacentridae)",25,1.69,33.33,1.58,6.25,3 75,0228,"Yellowhead Jawfish, (Opistognathus aurifrons)","Jawfish, (Opistognathidae)",25,1.83,25,1.78,25,2 76,0163,"Balloonfish, (Diodon holocanthus)","Porcupinefish, (Diodontidae)",23.08,1.09,19.44,1,31.25,1.25 77,0656,"Hawksbill Sea Turtle, (Eretmochelys imbricata)","Sea Turtles, (Cheloniidae)",23.08,1,25,1,18.75,1 78,0203,"Squirrelfish, (Holocentrus adscensionis)","Squirrelfish, (Holocentridae)",23.08,1.33,27.78,1.2,12.5,2 79,0079,"Bridled Goby Complex (Bridled/Sand-Canyon/Patch-Reef), (C. glaucofraenum/C. bol/C. tortugae)","Goby, (Gobiidae)",21.15,2,30.56,2,0,0 80,0049,"Cocoa Damselfish, (Stegastes xanthurus)","Damselfish, (Pomacentridae)",21.15,2,30.56,2,0,0 81,0062,"Goldentail Moray, (Gymnothorax miliaris)","Moray, (Muraenidae)",21.15,1,25,1,12.5,1 82,0130,"Hogfish, (Lachnolaimus maximus)","Wrasse, (Labridae)",21.15,1.8,22.22,1.88,18.75,1.5 83,0210,"Queen Triggerfish, (Balistes vetula)","Triggerfish, (Balistidae)",21.15,1.22,22.22,1.25,18.75,1 84,0107,"Cottonwick, (Haemulon melanurum)","Grunt, (Haemulidae)",19.23,3.13,22.22,3.13,12.5,0 85,0157,"Jolthead Porgy, (Calamus bajonado)","Porgy, (Sparidae)",19.23,2,25,1.89,6.25,3 86,0661,"Green Sea Turtle, (Chelonia mydas)","Sea Turtles, (Cheloniidae)",17.31,1,19.44,1,12.5,1 87,0019,"Saddled Blenny, (Malacoctenus triangulatus)","Blenny - Labrisomids, (Labrisomidae)",17.31,1.38,19.44,1.14,12.5,3 88,0091,"Black Grouper, (Mycteroperca bonaci)","Seabass, (Serranidae)",15.38,1.14,13.89,1.2,18.75,1 89,0083,"Masked Goby/Glass Goby, (Coryphopterus personatus/hyalinus)","Goby, (Gobiidae)",15.38,3,19.44,3.14,6.25,2 90,0217,"Rainbow Wrasse, (Halichoeres pictus)","Wrasse, (Labridae)",15.38,2.25,22.22,2.25,0,0 91,0017,"Redlip Blenny, (Ophioblennius macclurei)","Blenny - Combtooth, (Blenniidae)",15.38,1.38,16.67,1.17,12.5,2 92,0112,"Sailors Choice, (Haemulon parra)","Grunt, (Haemulidae)",15.38,1.88,11.11,1.25,25,2.5 93,0070,"Scrawled Filefish, (Aluterus scriptus)","Filefish, (Monacanthidae)",15.38,1.29,11.11,1.25,25,1.33 94,0072,"Whitespotted Filefish, (Cantherhines macrocerus)","Filefish, (Monacanthidae)",15.38,1.25,16.67,1.33,12.5,1 95,0050,"Dusky Damselfish, (Stegastes adustus)","Damselfish, (Pomacentridae)",13.46,1.43,19.44,1.43,0,0 96,0039,"Flamefish, (Apogon maculatus)","Cardinalfish, (Apogonidae)",13.46,1.57,19.44,1.57,0,0 97,0053,"Threespot Damselfish, (Stegastes planifrons)","Damselfish, (Pomacentridae)",13.46,2.29,16.67,2,6.25,4 98,0943,"Brassy Chub, (Kyphosus vaigiensis)","Chub, (Kyphosidae)",11.54,1.5,11.11,1.75,12.5,1 99,0093,"Coney, (Cephalopholis fulva)","Seabass, (Serranidae)",11.54,1.67,8.33,1.67,18.75,1.67 100,0199,"Dusky Squirrelfish, (Sargocentron vexillarium)","Squirrelfish, (Holocentridae)",11.54,1.17,16.67,1.17,0,0 101,0063,"Green Moray, (Gymnothorax funebris)","Moray, (Muraenidae)",9.62,1,13.89,1,0,0 102,0209,"Ocean Triggerfish, (Canthidermis sufflamen)","Triggerfish, (Balistidae)",9.62,1.5,8.33,1.67,12.5,1 103,0139,"Permit, (Trachinotus falcatus)","Jack, (Carangidae)",9.62,1.2,11.11,1.25,6.25,1 104,0030,"Banded Butterflyfish, (Chaetodon striatus)","Butterflyfish, (Chaetodontidae)",7.69,1.75,8.33,1.33,6.25,3 105,0035,"Barred Cardinalfish, (Apogon binotatus)","Cardinalfish, (Apogonidae)",7.69,2,11.11,2,0,0 106,0036,"Belted Cardinalfish, (Apogon townsendi)","Cardinalfish, (Apogonidae)",7.69,2,11.11,2,0,0 107,0901,"Caribbean Neon Goby, (Elacatinus lobeli)","Goby, (Gobiidae)",7.69,1.75,11.11,1.75,0,0 108,0230,"Sand Diver, (Synodus intermedius)","Lizardfish, (Synodontidae)",7.69,1,8.33,1,6.25,0 109,0026,"Scrawled Cowfish, (Acanthostracion quadricornis)","Boxfish, (Ostraciidae)",7.69,1,8.33,1,6.25,1 110,0071,"Slender Filefish, (Monacanthus tuckeri)","Filefish, (Monacanthidae)",7.69,1,5.56,1,12.5,1 111,0185,"Tobaccofish, (Serranus tabacarius)","Seabass, (Serranidae)",7.69,1.67,5.56,1.5,12.5,2 112,0012,"Glasseye Snapper (Atlantic), (Heteropriacanthus cruentatus)","Bigeye, (Priacanthidae)",5.77,2.67,5.56,2.5,6.25,3 113,0223,"Lancer Dragonet, (Paradiplogrammus bairdi)","Dragonet, (Callionymidae)",5.77,1.33,8.33,1.33,0,0 114,0195,"Mutton Snapper, (Lutjanus analis)","Snapper, (Lutjanidae)",5.77,2,8.33,2,0,0 115,0187,"Nurse Shark, (Ginglymostoma cirratum)","Carpet Shark, (Ginglymostomatidae)",5.77,1.33,5.56,1.5,6.25,1 116,0183,"Peppermint Basslet, (Liopropoma rubre)","Basslet / Seabass, (Liopropomatinae)",5.77,1.67,8.33,1.67,0,0 117,0099,"Red Hind, (Epinephelus guttatus)","Seabass, (Serranidae)",5.77,1.33,5.56,1,6.25,2 118,0175,"Rosy Razorfish, (Xyrichtys martinicensis)","Wrasse, (Labridae)",5.77,1.33,5.56,1.5,6.25,1 119,0132,"Spotfin Hogfish, (Bodianus pulchellus)","Wrasse, (Labridae)",5.77,1.33,5.56,1.5,6.25,1 120,0178,"Spotted Scorpionfish, (Scorpaena plumieri plumieri)","Scorpionfish, (Scorpaenidae)",5.77,1,2.78,1,12.5,1 121,0116,"Tomtate, (Haemulon aurolineatum)","Grunt, (Haemulidae)",5.77,3,8.33,3,0,0 122,0930,"Topsail Chub, (Kyphosus cinerascens)","Chub, (Kyphosidae)",5.77,1.33,8.33,1.33,0,0 123,0164,"Bandtail Puffer, (Sphoeroides spengleri)","Puffer, (Tetraodontidae)",3.85,1,5.56,1,0,0 124,0212,"Blackear Wrasse, (Halichoeres poeyi)","Wrasse, (Labridae)",3.85,1.5,5.56,1.5,0,0 125,0146,"Bucktooth Parrotfish, (Sparisoma radians)","Parrotfish, (Scaridae)",3.85,2,2.78,2,6.25,2 126,0080,"Colon Goby, (Coryphopterus dicrus)","Goby, (Gobiidae)",3.85,1.5,5.56,1.5,0,0 127,0055,"Cubbyu, (Pareques umbrosus)","Drum, (Sciaenidae)",3.85,1,2.78,1,6.25,1 128,0343,"Lofty Triplefin, (Enneanectes altivelis)","Triplefin (Blenny), (Tripterygiidae)",3.85,1,5.56,1,0,0 129,0148,"Midnight Parrotfish, (Scarus coelestinus)","Parrotfish, (Scaridae)",3.85,1.5,5.56,1.5,0,0 130,0097,"Nassau Grouper, (Epinephelus striatus)","Seabass, (Serranidae)",3.85,1,5.56,1,0,0 131,0655,"Sea Turtle sp. (unidentified), ()","Sea Turtles, (Cheloniidae)",3.85,1,2.78,1,6.25,1 132,0170,"Southern Stingray, (Hypanus americanus)","Stingray, (Dasyatidae)",3.85,1.5,2.78,1,6.25,2 133,0114,"Spanish Grunt, (Haemulon macrostoma)","Grunt, (Haemulidae)",3.85,2,0,0,12.5,2 134,0059,"Spotted Drum, (Eques punctatus)","Drum, (Sciaenidae)",3.85,1,2.78,1,6.25,1 135,0040,"Twospot Cardinalfish, (Apogon pseudomaculatus)","Cardinalfish, (Apogonidae)",3.85,1.5,5.56,1.5,0,0 136,0041,"Whitestar Cardinalfish, (Apogon lachneri)","Cardinalfish, (Apogonidae)",3.85,1.5,5.56,1.5,0,0 137,0229,"Yellowfin Mojarra, (Gerres cinereus)","Mojarra, (Gerreidae)",3.85,2,2.78,2,6.25,2 138,0119,"Black Hamlet, (Hypoplectrus nigricans)","Seabass, (Serranidae)",1.92,1,2.78,1,0,0 139,0198,"Blackbar Soldierfish, (Myripristis jacobus)","Squirrelfish, (Holocentridae)",1.92,2,0,0,6.25,2 140,0142,"Cero, (Scomberomorus regalis)","Mackerel, (Scombridae)",1.92,1,2.78,1,0,0 141,0073,"Eyed Flounder, (Bothus ocellatus)","Flounder, (Bothidae)",1.92,1,2.78,1,0,0 142,0416,"Linesnout Goby, (Elacatinus lori)","Goby, (Gobiidae)",1.92,1,2.78,1,0,0 143,0151,"Rainbow Parrotfish, (Scarus guacamaia)","Parrotfish, (Scaridae)",1.92,2,2.78,2,0,0 144,0058,"Reef Croaker, (Odontoscion dentex)","Drum, (Sciaenidae)",1.92,2,2.78,2,0,0 145,0429,"Rusty Goby, (Priolepis hipoliti)","Goby, (Gobiidae)",1.92,1,2.78,1,0,0 146,0021,"Seaweed Blenny, (Parablennius marmoreus)","Blenny - Combtooth, (Blenniidae)",1.92,1,2.78,1,0,0 147,0431,"Sharknose Goby, (Elacatinus evelynae)","Goby, (Gobiidae)",1.92,3,2.78,3,0,0 148,0110,"White Margate, (Haemulon album)","Grunt, (Haemulidae)",1.92,4,0,0,6.25,4 149,0141,"Yellow Jack, (Caranx bartholomaei)","Jack, (Carangidae)",1.92,2,2.78,2,0,0 150,0219,"Yellowcheek Wrasse, (Halichoeres cyanocephalus)","Wrasse, (Labridae)",1.92,1,2.78,1,0,0