98

Appendix 6.1

Bathymetric maps

99

0 1000 2000 3000 4000 metres

42.5 metres

Lough Allen

100

Ballydoolagh Lough

101

Lough Beg

102

Brantry Lough

103

Carrick Lough

104

Carrickavoy Lough

105

Castlehume Lough

106

Castlewellan Lake

107

Clea Lakes A

108

Corranny Lough

109

Lough Corry

110

Creeve Lough

111

Drumacrittin Lough

112

Erne Upper, Lusty Beg bay

113

Lough Formal

114

Knockballymore Lough A

115

Lough Lattone

116

Lough Lea

117

Legane Lough

118

Lisleitrim Lough

119

Lower Lough Macnean

120

Upper Lough Macnean

121

Lough Melvin

122

Lough Nadarra

123

Lough Nalughoge

124

Lough Natroey

125

Portmore Lough

126

Roughan Lough

127

Sand Lough

128

Lough Skale

129

Tullybrick Lough

130

131

132

133

134

135

136

137

138

139

140

141

142

143

144

145

146

147

148

149

150

151

152

153

154

155

156

157

158

Appendix 6.2. Number of nets set in each lake

Lake Area (ha)

Max Depth (m)

Mean Depth (m)

Volume (m3)

Benthic gill nets

Surface gill nets

Fyke net chains

Akibbon 45.0 3.0 1.3 570721 4 0 2

Allen 3600.0 42.7 10.9 391270655 33 6 5

Altan 132.0 54.0 19.0 27052672 16 5 6

Altercan 6.0 3.8 1.7 75555 4 0 2

Anna 34.0 17.0 6.4 1251928 10 2 3

Anure 156.0 12.0 4.2 3207868 14 2 3

Auva 19.0 3.0 1.4 271324 4 0 2

Avehy 44.0 9.0 3.4 799968 8 1 2

Ballydoolagh 18.0 8.1 3.3 595444 4 0 4

Barra 63.0 12.0 4.4 2772000 7 2 3

Bawn 17.0 7.0 2.1 370132 4 0 2

Beg, Lough 473.0 4.0 0.8 3496000 9 0 4

Big Dog 1.4 4.0 1 0 1

Brantry 18.6 13.0 4.8 915800 2 1 4

Bunerky 75.0 9.0 <4 8 0 2

Carrick 3.0 9.2 5.6 167154 2 0 2

Carrickavoy 1.7 10.7 5.9 99490 3 0 2

Castlehume 56.2 9.1 3.1 1759402 8 0 4

Castlewellan 36.2 21.0 8.0 2900207 5 1 4

Clea 61.5 11.2 2.6 1578396 11 1 4

Columbcille 3.0 9.1 3.2 75021 6 0 2

Corglass 34.0 6.0 2.8 554220 6 0 4

Corranny 3.0 5.7 3.1 124907 2 0 2

Corry 6.5 8.5 3.1 203585 2 0 2

Creeve 15.3 11.5 6.2 942231 3 0 4

Deralk 14.0 5.0 <4 4 0 2

Derg 881.0 30.0 6.5 57347787 23 4 5

Derrybrick 36.0 5.0 3.1 754243 4 0 2

Doo 9.0 12.0 5 2 3

Drumacrittin 4.3 6.9 2.8 135536 3 0 2

Dungloe 61.0 6.0 3.0 782069 7 0 3

Dunlewy 111.0 19.0 9.7 7857379 14 4 4

Dunragh 62.0 15.0 4.1 2257566 16 0 3

Egish 117.0 10.0 3.3 3971250 11 0 3

Erne Upper 19.0 1.4 0.5 97832 2 0 2

Eske 387.0 30.8 10.3 28653649 23 4 4

Fad 37.1 18.0 >4 12 4 3

Fern 181.0 3.0 2 3260000 8 0 3

Formal 8.8 10.9 4.3 431890 2 0 2

Gartan 205.0 13.0 >4 13 4 4

Glen 168.0 14.0 7.4 8195549 15 2 3

Glencreawan 21.6 1.3 0 0 2

Golagh 60.0 9.0 <4 8 1 2

Gortnawinny 5.0 3.6 1.9 96879 3 0 3

159

Keel 99.0 25.0 >4 19 2 3

Kiltooris 43.0 13.5 <4 8 1 3

Kiltyfanned 7.0 2.6 <4 5 0 2

Kindrum 61.0 15.0 6.6 4026000 14 2 3

Knockballymore 2.9 13.2 8.6 249667 3 0 2

Lattone 30.0 14.7 6.9 2158751 8 2 3

Lea 8.8 19.1 7.7 673274 2 0 2

Lee 15.0 7.0 <4 5 1 2

Legane 6.0 13.0 8.1 487633 3 1 2

Lisleitrim 4.1 5.4 2.4 60000 3 0 2

MacNean Lower 471.0 12.7 1.5 6884136 11 0 3

MacNean Upper 644.0 22.7 5.2 50915152 22 2 3

Madral 13.0 6.0 2.0 179246 5 0 2

Meela 57.0 3.5 3.5 649308 8 0 6

Meenameen 17.0 2.3 4 0 2

Melvin 2253.0 44.1 7.8 175332033 32 4 8

Muckno 316.0 20.0 5.9 21376250 18 0 3

Naback 29.0 7.0 4.5 537065 6 0 2

Nadarra 4.4 5.9 2.7 117255 3 0 2

Nalughoge 8.2 5.2 2.7 221552 3 0 2

Nalughraman 56.0 30.0 15.8 13 2 2

Natroey 9.1 11.6 4.0 365644 3 1 2

New 125.8 2.0 1.0 857270 6 0 15

Portmore 185.1 1.1 0.8 1408136 4 0 4

Ross 12.4 5.0 <4 4 1 2

Rossole 17.6 8.4 4 0 2

Roughan 16.4 12.9 6.6 1081791 4 0 4

Salt 60.0 54.0 >4 13 2 2

Sand 23.3 7.2 2.1 488721 4 0 2

Sessiagh 24.0 22.0 8.2 974196 10 2 3

Shivnagh 15.0 1.2 1.0 73788 5 0 2

Skale 4.7 5.9 2.2 105178 3 0 2

Toome 14.0 17.0 6.0 900640 12 0 2

Town 31.0 9.0 3.1 968247 7 0 2

Tullybrick 2.3 11.4 7.1 163347 3 0 2

Veagh 261.0 46.5 9.2 24089685 18 3 3

Vearty 44.0 9.0 <4 7 1 2

Waskel 31.0 11.0 4.3 952525 6 2 3

White 54.0 6.0 <4 4 0 3

160

Appendix 6.3. Potential metrics for inclusion in a multimetric index

No. Metric code Description of metric Species richness and composition metrics 1 SPE_NUM Number of species 2 SPE_1_NUM Number of group 1 species 3 SPE_1_% % composition of group 1 species 4 SPE_2_NUM Number of group 2 species 5 SPE_2_% % composition group 2 species 6 SPE_3_NUM Number of group 3 species 7 SPE_3_% % composition group 3 species 8 CYP_NUM Number of cyprinid species 9 CYP_% % composition of cyprinid species 10 EX_SALM_NUM Number of fish species excluding salmonidae

11 SPE_DIV Species diversity (Shannon-Wieners H’) (eels captured in fyke nets excluded) (based on total number of fish captured

12 SPE_EVEN

Species evenness/dominance (1/D=1/(Nmax/Ntot) (Nmax= no. inds represented by the most abundant species, Ntot=total number of individuals in the sample (eels captured in fyke nets excluded) (Based on total number of fish captured)

Indicator species metrics

13 INT_NUM Number of intolerant/sensitive/indicator species excl. char, pollan and shad (use FAME classification?)

14 INT_%_IND % individuals (based on CPUE excl. eels and adult salmon) of intolerant/sensitive/indicator species excl. char, pollan and shad (use FAME classification?)

15 INT_%_BIO % biomass (based on BPUE excl. eels and adult salmon) of intolerant/sensitive/indicator species excl. char, pollan and shad (use FAME classification?)

16 C_P_S_NUM Number of char, pollan and shad species

17 C_P_S_%_IND % individuals (based on CPUE excl. eels and adult salmon) of char, pollan and shad

18 C_P_S_%_BIO % biomass (based on BPUE excl. eels and adult salmon) of char, pollan and shad

19 SALM_NUM Number of salmonid species 20 SALM_%_IND % individuals (based on CPUE excl. eels and adult salmon) of salmonids 21 SALM_%_BIO % biomass (based on BPUE excl. eels and adult salmon) of salmonids 22 TOL_NUM Number of tolerant species (use FAME classification?)

23 TOL_%_IND % individuals (based on CPUE excl. eels and adult salmon) of tolerant species (use FAME classification?)

24 TOL_%_BIO % biomass (based on BPUE excl. eels and adult salmon) of Tolerant species (use FAME classification?)

25 2_%_IND % individuals of Group 2 species (based on CPUE excl. eels and adult salmon) 26 2_%_BIO % biomass of Group 2 species (based on BPUE excl. eels and adult salmon) 27 SPE_DOM_CPUE Dominant fish species based on CPUE

28 MAX_L_DOM_NUM Maximum length of dominant (based on CPUE excl. eels and adult salmon) species

29 SPE_DOM_BPUE Dominant fish species based on BPUE

30 MAX_L_DOM_BIO Maximun length of dominant (based on BPUE excl. eels and adult salmon) species

31 SPE_DOM_NAT_CPUE Dominant native fish species based on CPUE 32 MAX_L_NAT Maximum length of native species 33 MAX_L_EEL Maximum length of eels Trophic function metrics 34 PISC_NUM Number of piscivorous species

35 PISC_%_IND % individuals (excl. eels and adult salmon) that are piscivores (trout>40cm, perch>20cm, pike>20cm)

36 PISC_%_BIO % biomass (excl. eels and adult salmon) that are piscivores (trout>40cm, perch>20cm, pike>20cm)

37 PISC_NAT_%_IND % individuals (excl. eels and adult salmon) of Native piscivores (e.g. ferox) 38 PISC_NAT_%_BIO % biomass (excl. eels and adult salmon) of Native piscivores (e.g. ferox)

161

39 CYP_%_IND % individuals (based on CPUE excl. eels and adult salmon) of cyprinid species

40 CYP_%_BIO % biomass (based on BPUE excl. eels and adult salmon) of cyprinid species

Reproductive function metrics 41 YOUNG Occurrence of young stages of sensitive species (i.e. salmonids - 0+ or 1+) 42 REPROD Reproductive success - % year classes present 43 LITH_%_IND % individuals (based on CPUE excl. eels and adult salmon) that are lithophilic 44 LITH_%_BIO % individuals (based on BPUE excl. eels and adult salmon) that are lithophilic 45 RHEO_%_IND % individuals (based on CPUE excl. eels and adult salmon) that are rheophilic 46 RHEO_%_BIO % individuals (based on BPUE excl. eels and adult salmon) that are rheophilic

47 PHYT_%_IND % individuals (based on CPUE excl. eels and adult salmon) that are phytophilic

48 PHYT_%_BIO % individuals (based on BPUE excl. eels and adult salmon) that are phytophilic

Abundance, biomass and condition metrics 49 TOTAL_CPUE Mean CPUE of all fish 50 TOTAL_BPUE Mean BPUE of all fish 51 NAT_CPUE Mean CPUE of native fish (Group 1) 52 NAT_BPUE Mean BPUE of native fish (Group 1) 53 PRED_CPUE Mean pike (predators) CPUE 54 PRED_BPUE Mean pike (predators) BPUE 55 MIGR_NUM Number of species migrating over long distances

56 POT_NUM Number of potamodromous species (includes 3 separate species of trout in Melvin)

57 EEL_CPUE Mean CPUE of eel (number of fish per metre of net) 58 TROUT_CPUE Mean CPUE of trout (number of fish per metre of net) 59 SEATROUT_CPUE Mean CPUE of seatrout (number of fish per metre of net) 60 SALMON_JUV_CPUE Mean CPUE of juvenile salmon (number of fish per metre of net) 61 SALMON_AD_CPUE Mean CPUE of adult salmon (number of fish per metre of net) 62 CHAR_CPUE Mean CPUE of char (number of fish per metre of net) 63 POLLAN_CPUE Mean CPUE of pollan (number of fish per metre of net) 64 3SPSTICKLEBACK_CPUE Mean CPUE of 3-spine stickleback (number of fish per metre of net) 65 FLOUNDER_CPUE Mean CPUE of flounder (number of fish per metre of net) 66 RAINBOWTROUT_CPUE Mean CPUE of rainbow trout (number of fish per metre of net) 67 PERCH_CPUE Mean CPUE of each perch (number of fish per metre of net) 68 PIKE_CPUE Mean CPUE of pike (number of fish per metre of net) 69 MINNOW_CPUE Mean CPUE of minnow (number of fish per metre of net) 70 ROACH_CPUE Mean CPUE of roach (number of fish per metre of net) 71 BREAM_CPUE Mean CPUE of bream (number of fish per metre of net) 72 GUDGEON_CPUE Mean CPUE of gudgeon (number of fish per metre of net) 73 TENCH_CPUE Mean CPUE of tench (number of fish per metre of net) 74 RUDD_CPUE Mean CPUE of rudd (number of fish per metre of net) 75 ROACHRUDD_CPUE Mean CPUE of tench (number of fish per metre of net) 76 ROACHBREAM_CPUE Mean CPUE of tench (number of fish per metre of net) 77 EEL_BPUE Mean BPUE of eels (biomass of fish per metre of net) 78 TROUT_BPUE Mean BPUE of trout (biomass of fish per metre of net) 79 SEATROUT_BPUE Mean BPUE of seatrout (biomass of fish per metre of net) 80 SALMON_JUV_BPUE Mean BPUE of juvenile salmon (biomass of fish per metre of net) 81 SALMON_AD_BPUE Mean BPUE of adult salmon (biomass of fish per metre of net) 82 CHAR_BPUE Mean BPUE of char (biomass of fish per metre of net) 83 POLLAN_BPUE Mean BPUE of pollan (biomass of fish per metre of net) 84 3SPSTICKLEBACK_BPUE Mean BPUE of 3-spine stickleback (biomass of fish per metre of net) 85 FLOUNDER_BPUE Mean BPUE of flounder (biomass of fish per metre of net) 86 RAINBOWTROUT_BPUE Mean BPUE of rainbow trout (biomass of fish per metre of net) 87 PERCH_BPUE Mean BPUE of perch (biomass of fish per metre of net) 88 PIKE_BPUE Mean BPUE of pike (biomass of fish per metre of net) 89 MINNOW_BPUE Mean BPUE of minnow (biomass of fish per metre of net) 90 ROACH_BPUE Mean BPUE of roach (biomass of fish per metre of net) 91 BREAM_BPUE Mean BPUE of bream (biomass of fish per metre of net) 92 GUDGEON_BPUE Mean BPUE of gudgeon (biomass of fish per metre of net) 93 TENCH_BPUE Mean BPUE of tench (biomass of fish per metre of net) 94 RUDD_BPUE Mean BPUE of rudd (biomass of fish per metre of net)

162

95 ROACHRUDD_BPUE Mean BPUE of roach x rudd hybrids (biomass of fish per metre of net) 96 ROACHBREAM_BPUE Mean BPUE of roach x bream hybrids (biomass of fish per metre of net) 97 TROUT_%_IND % composition of trout (based on CPUE excl. eels and adult salmon) 98 SEATROUT_%_IND % composition of seatrout (based on CPUE excl. eels and adult salmon) 99 CHAR_%_IND % composition of char (based on CPUE excl. eels and adult salmon) 100 POLLAN_%_IND % composition of pollan (based on CPUE excl. eels and adult salmon)

101 3SPSTICKLEBACK_%_IND % composition of 3-spine stickleback (based on CPUE excl. eels and adult salmon)

102 FLOUNDER_%_IND % composition of flounder (based on CPUE excl. eels and adult salmon) 103 RAINBOWTROUT_%_IND % composition of rainbow trout (based on CPUE excl. eels and adult salmon) 104 PERCH_%_IND % composition of perch (based on CPUE excl. eels and adult salmon) 105 PIKE_%_IND % composition of pike (based on CPUE excl. eels and adult salmon) 106 MINNOW_%_IND % composition of minnow (based on CPUE excl. eels and adult salmon) 107 ROACH_%_IND % composition of roach (based on CPUE excl. eels and adult salmon) 108 BREAM_%_IND % composition of bream (based on CPUE excl. eels and adult salmon) 109 GUDGEON_%_IND % composition of gudgeon (based on CPUE excl. eels and adult salmon) 110 TENCH_%_IND % composition of tench (based on CPUE excl. eels and adult salmon) 111 RUDD_%_IND % composition of rudd (based on CPUE excl. eels and adult salmon)

112 ROACHRUDD_%_IND % composition of roach x rudd hybrids (based on CPUE excl. eels and adult salmon)

113 ROACHBREAM_%_IND % composition of roach x bream hybrids present (based on CPUE excl. eels and adult salmon)

114 TROUT_%_BIO % composition of trout (based on BPUE excl. eels and adult salmon) 115 SEATROUT_%_BIO % composition of sea trout (based on BPUE excl. eels and adult salmon) 116 CHAR_%_BIO % composition of char (based on BPUE excl. eels and adult salmon) 117 POLLAN_%_BIO % composition of pollan (based on BPUE excl. eels and adult salmon)

118 3SPSTICKLEBACK_%_BIO % composition of 3-spine stickleback (based on BPUE excl. eels and adult salmon)

119 FLOUNDER_%_BIO % composition of flounder (based on BPUE excl. eels and adult salmon) 120 RAINBOWTROUT_%_BIO % composition of rainbow trout (based on BPUE excl. eels and adult salmon) 121 PERCH_%_BIO % composition of perch (based on BPUE excl. eels and adult salmon) 122 PIKE_%_BIO % composition of pike present (based on BPUE excl. eels and adult salmon)

123 MINNOW_%_BIO % composition of minnow present (based on BPUE excl. eels and adult salmon)

124 ROACH_%_BIO % composition of roach (based on BPUE excl. eels and adult salmon) 125 BREAM_%_BIO % composition of bream (based on BPUE excl. eels and adult salmon) 126 GUDGEON_%_BIO % composition of gudgeon (based on BPUE excl. eels and adult salmon) 127 TENCH_%_BIO % composition of tench (based on BPUE excl. eels and adult salmon) 128 RUDD_%_BIO % composition of rudd (based on BPUE excl. eels and adult salmon)

129 ROACHRUDD_%_BIO % composition of roach x rudd hybrids (based on BPUE excl. eels and adult salmon)

130 ROACHBREAM_%_BIO % composition of roach x bream hybrids (based on BPUE excl. eels and adult salmon)

131 ROA_L1 Mean roach L1 132 ROA_L2 Mean roach L2 133 ROA_L3 Mean roach L3 134 ROA_L4 Mean roach L4 135 ROA_L5 Mean roach L5 136 PER_L1 Mean perch L1 137 PER_L2 Mean perch L2 138 PER_L3 Mean perch L3 139 PER_L4 Mean perch L4 140 PER_L5 Mean perch L5 141 BT_L1 Mean trout L1 142 BT_L2 Mean trout L2 143 BT_L3 Mean trout L3 144 BT_L4 Mean trout L4 145 BT_L5 Mean trout L5

163

Appendix 6.4. Potential metrics for inclusion in a multimetric index for each fish type

No. Metric code Salmonids Perch Roach 1 SPE_NUM Y Y Y 2 SPE_1_NUM Y 3 SPE_1_% Y 4 SPE_2_NUM Y Y Y 5 SPE_2_% Y Y Y 6 SPE_3_NUM Y Y Y 7 SPE_3_% Y Y Y 8 CYP_NUM Y Y Y 9 CYP_% Y Y Y 10 EX_SALM_NUM Y 11 SPE_DIV Y Y Y 12 SPE_EVEN Y Y Y 13 INT_NUM Y 14 INT_%_IND Y 15 INT_%_BIO Y 16 C_P_S_NUM Y 17 C_P_S_%_IND Y 18 C_P_S_%_BIO Y 19 SALM_NUM Y 20 SALM_%_IND Y 21 SALM_%_BIO Y 22 TOL_NUM Y Y Y 23 TOL_%_IND Y Y Y 24 TOL_%_BIO Y Y Y 25 2_%_IND Y Y Y 26 2_%_BIO Y Y Y 27 SPE_DOM_CPUE 28 MAX_L_DOM_NUM Y Y Y 29 SPE_DOM_BPUE 30 MAX_L_DOM_BIO Y Y Y 31 SPE_DOM_NAT_CPUE 32 MAX_L_NAT Y 33 MAX_L_EEL Y Y Y 34 PISC_NUM Y Y Y 35 PISC_%_IND Y Y Y 36 PISC_%_BIO Y Y Y 37 PISC_NAT_%_IND Y 38 PISC_NAT_%_BIO Y 39 CYP_%_IND Y Y Y 40 CYP_%_BIO Y Y Y 41 YOUNG 42 REPROD Y Y Y 43 LITH_%_IND Y Y Y 44 LITH_%_BIO Y Y Y 45 RHEO_%_IND Y Y Y 46 RHEO_%_BIO Y Y Y 47 PHYT_%_IND Y Y Y 48 PHYT_%_BIO Y Y Y 49 TOTAL_CPUE Y Y Y 50 TOTAL_BPUE Y Y Y 51 NAT_CPUE Y 52 NAT_BPUE Y 53 PRED_CPUE Y Y Y 54 PRED_BPUE Y Y Y 55 MIGR_NUM Y Y Y 56 POT_NUM Y Y Y

164

57 EEL_CPUE Y Y Y 58 TROUT_CPUE Y 59 SEATROUT_CPUE Y 60 SALMON_JUV_CPUE Y 61 SALMON_AD_CPUE Y 62 CHAR_CPUE Y 63 POLLAN_CPUE Y 64 3SPSTICKLEBACK_CPUE Y Y Y 65 FLOUNDER_CPUE Y Y Y 66 RAINBOWTROUT_CPUE Y Y Y 67 PERCH_CPUE Y Y Y 68 PIKE_CPUE Y Y Y 69 MINNOW_CPUE Y Y Y 70 ROACH_CPUE Y Y Y 71 BREAM_CPUE Y Y Y 72 GUDGEON_CPUE Y Y Y 73 TENCH_CPUE Y Y Y 74 RUDD_CPUE Y Y Y 75 ROACHRUDD_CPUE Y Y Y 76 ROACHBREAM_CPUE Y Y Y 77 EEL_BPUE Y Y Y 78 TROUT_BPUE Y 79 SEATROUT_BPUE Y 80 SALMON_JUV_BPUE Y 81 SALMON_AD_BPUE Y 82 CHAR_BPUE Y 83 POLLAN_BPUE Y 84 3SPSTICKLEBACK_BPUE Y Y Y 85 FLOUNDER_BPUE Y Y Y 86 RAINBOWTROUT_BPUE Y Y Y 87 PERCH_BPUE Y Y Y 88 PIKE_BPUE Y Y Y 89 MINNOW_BPUE Y Y Y 90 ROACH_BPUE Y Y Y 91 BREAM_BPUE Y Y Y 92 GUDGEON_BPUE Y Y Y 93 TENCH_BPUE Y Y Y 94 RUDD_BPUE Y Y Y 95 ROACHRUDD_BPUE Y Y Y 96 ROACHBREAM_BPUE Y Y Y 97 TROUT_%_IND Y 98 SEATROUT_%_IND Y 99 CHAR_%_IND Y 100 POLLAN_%_IND Y 101 3SPSTICKLEBACK_%_IND Y Y Y 102 FLOUNDER_%_IND Y Y Y 103 RAINBOWTROUT_%_IND Y Y Y 104 PERCH_%_IND Y Y Y 105 PIKE_%_IND Y Y Y 106 MINNOW_%_IND Y Y Y 107 ROACH_%_IND Y Y Y 108 BREAM_%_IND Y Y Y 109 GUDGEON_%_IND Y Y Y 110 TENCH_%_IND Y Y Y 111 RUDD_%_IND Y Y Y 112 ROACHRUDD_%_IND Y Y Y 113 ROACHBREAM_%_IND Y Y Y 114 TROUT_%_BIO Y 115 SEATROUT_%_BIO Y

165

116 CHAR_%_BIO Y 117 POLLAN_%_BIO Y 118 3SPSTICKLEBACK_%_BIO Y Y Y 119 FLOUNDER_%_BIO Y Y Y 120 RAINBOWTROUT_%_BIO Y Y Y 121 PERCH_%_BIO Y Y Y 122 PIKE_%_BIO Y Y Y 123 MINNOW_%_BIO Y Y Y 124 ROACH_%_BIO Y Y Y 125 BREAM_%_BIO Y Y Y 126 GUDGEON_%_BIO Y Y Y 127 TENCH_%_BIO Y Y Y 128 RUDD_%_BIO Y Y Y 129 ROACHRUDD_%_BIO Y Y Y 130 ROACHBREAM_%_BIO Y Y Y 131 ROA_L1 Y 132 ROA_L2 Y 133 ROA_L3 Y 134 ROA_L4 Y 135 ROA_L5 Y 136 PER_L1 Y 137 PER_L2 Y 138 PER_L3 Y 139 PER_L4 Y 140 PER_L5 Y 141 BT_L1 Y 142 BT_L2 Y 143 BT_L3 Y 144 BT_L4 Y 145 BT_L5 Y

166

Appendix 6.5. Fish species recorded in each lake surveyed in the NSSHARE area

Lakes Eel

Bro

wn

trou

t

Sea

trou

t

Salm

on

Cha

r

3-sp

ine

stic

kleb

ack

Pol

lan

Flo

unde

r

Min

now

Rai

nbow

trou

t

Gud

geon

Per

ch

Pik

e

Ten

ch

Rud

d

Roa

ch

Bre

am

Roa

ch/B

ream

hyb

rids

Roa

ch/R

udd

hybr

ids

Ballydoolagh 1 0 0 0 0 0 0 0 0 0 0 1 1 0 0 1 0 0 0

Beg 1 0 0 1 0 0 0 0 0 0 1 1 1 0 0 1 1 1 0

Big Dog 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0

Brantry 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0

Carrick 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 1 1 0 0

Carrickavoy 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0

Castlehume 1 0 0 0 0 0 0 0 0 0 0 1 1 0 0 1 0 1 0

Castlewellan 1 1 0 0 0 1 0 0 0 0 1 1 0 0 1 0 0 0 0

Clea lakes 1 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0

Corranny 1 1 0 0 0 0 0 0 0 1 0 1 0 0 0 1 0 0 0

Corry 0 1 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0

Creeve 1 0 0 0 0 0 0 0 0 0 0 1 1 1 0 1 1 1 0

Drumacrittin 0 0 0 0 0 0 0 0 0 0 0 1 1 0 1 1 0 0 1

Erne Upper 1 0 0 0 0 0 0 0 0 0 0 1 0 1 0 1 1 1 0

Formal 0 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0

Knockballymore 1 0 0 0 0 0 0 0 0 0 0 1 1 0 1 1 0 1 0

Lea (Knox Lake) 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1 0 0 0

Legane 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0

Lisleitrim 1 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0

Macnean, Lower 1 0 0 0 0 0 0 0 0 0 1 1 1 0 0 1 1 1 0

Macnean, Upper 1 1 0 0 0 0 0 0 0 0 0 1 1 0 0 1 1 1 0

Meenameen 1 1 0 0 0 0 0 0 0 1 0 1 0 0 0 0 0 0 0

Nadarra 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0

Nalughoge 1 0 0 0 0 0 0 0 0 0 0 1 1 0 0 1 0 0 0

Natroey 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0

Portmore Lough 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 1 1 1 0

Rossole 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 1 1 1 0

Roughan 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 1 0 0 0

Sand 1 0 0 0 0 0 0 0 0 0 0 1 1 0 0 1 1 1 0

Skale 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0

Tullybrick 1 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0

Akibbon 1 1 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0

Allen 1 1 0 0 0 0 1 0 0 0 0 1 1 0 0 1 1 1 0

Altan 1 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0

Altercan 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0

Anna 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0

167

Anure 1 1 0 1 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0

Auva 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0

Avehy 1 0 0 0 0 0 0 0 0 0 0 1 1 0 0 1 0 0 0

Barra 1 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0

Bawn Lough 1 0 0 0 0 0 0 0 0 0 0 1 1 1 0 1 1 1 1 Bunerky 1 0 0 0 0 0 0 0 0 0 0 1 1 0 0 1 1 1 0

Columbkille's 0 1 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0

Corglass 1 0 0 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 Deralk 1 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1 1 1 1

Derg 1 1 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0

Derrybrick 1 0 0 0 0 0 0 0 0 0 0 1 1 0 0 1 0 1 0

Doo Lough 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0

Dunglow 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0

Dunlewy 1 1 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0

Dunragh 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0

Egish 1 0 0 0 0 0 0 0 0 0 0 1 1 0 0 1 0 0 0

Eske 1 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0

Fad (west) 1 1 0 0 1 0 0 0 0 0 0 0 0 0 1 0 0 0 0

Fern 1 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0

Gartan 1 1 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0

Glen 1 1 1 1 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0

Golagh 1 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0

Gortnawinny 1 0 0 0 0 0 0 0 0 0 0 1 1 0 0 1 1 1 0

Keel 1 1 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0

Kiltooris 1 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0

Kiltyfanad 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0

Kindrum 1 1 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0

Lattone (NI) 1 1 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0

Lee 1 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0

Mardal 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0

Meela 1 1 0 0 0 1 0 1 0 1 0 0 0 0 1 0 0 0 0

Melvin 1 1 0 1 1 1 0 0 0 0 0 1 0 0 1 0 0 0 0

Muckno 1 0 0 0 0 0 0 0 0 0 1 1 1 0 0 1 1 1 0

Naback 1 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1 0 0 0

Nalughraman 1 1 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0

New lake 1 1 0 0 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0

Ross 1 0 0 0 0 0 0 0 0 0 0 1 1 0 0 1 1 0 0

Salt 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0

Sessiagh 1 1 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0

Shivnagh 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0

Toome 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0

Town lake 1 0 0 0 0 0 0 0 0 0 1 1 1 0 0 1 1 1 0

Veagh 1 1 1 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0

Vearty 1 0 0 0 0 0 0 0 0 0 0 1 1 0 0 1 0 0 0

Waskel 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0

White 1 0 0 0 0 0 0 0 0 0 0 1 0 1 0 1 1 1 0

168

Appendix 6.6. Back calculated growth of brown trout in 41 lakes within the NSSHARE area

Lakename Mean L1 Mean L2 Mean L3 Mean L4 Mean L5 Mean L6 Mean L7

Akibbon 5.7 13.7 22.0 27.4

Allen 5.8 14.7 24.1 31.1 37.5 43.6

Altan 5.7 11.0 15.6 19.5 21.8

Altercan 8.9 18.1 24.1 34.1

Anna 8.1 15.2 19.4

Anure 5.8 14.9 21.2 25.9 29.0

Auva 6.5 13.8 19.0

Barra 7.0 13.0 17.4

Big Dog 5.9 12.0 16.9 19.1

Brantry 13.3 24.5 30.5 34.0

Castlewellan 7.7 22.6 32.1 33.7 36.5

Columbkille 5.7 9.8 12.9 16.7

Corranny 4.4 18.7 23.7 24.6

Corry 9.8 26.0 34.5 38.9

Derg 6.4 14.4 22.7 30.3

Dungloe 7.4 13.5 17.7

Dunlewy 5.8 12.4 17.9 21.8 27.4 30.3 34.9

Dunragh 7.4 13.7 20.6 27.5 33.6 39.3

Eske 6.2 15.5 22.2 26.6 32.8 37.2 41.9

Fad 6.1 12.7 18.8 22.9 29.2

Fern 6.7 15.9 23.5 28.8 32.9

Formal 6.1 12.2 17.0 22.5

Gartan 5.6 11.5 16.4 20.6 23.4

Glen 6.9 15.0 20.7 26.4 32.8 40.2

Keel 7.7 17.8 24.3 30.7 37.6 41.7 46.4

Kiltooris 6.9 18.0 24.1 29.3 33.9

Kiltyfanned 6.7 13.0 17.3 19.9

Kindrum 7.6 21.3 27.1 31.5

Lattone 6.2 13.6 19.5 23.3 28.6

Macnean Upper 5.0 14.2

Meela 6.0 12.5 18.1 26.4

Meenameen 6.8 12.8 16.4 27.4

Melvin 7.0 15.4 23.3 30.2 46.1* 53.5*

Nadarra 10.4 19.8 26.7 32.0 35.7 39.4

Nalughraman 7.1 15.5 20.7 24.1 32.9 41.8

New 7.8 21.1 28.2 34.3 44.0

Salt 5.1 10.3 14.7 17.7 21.0

Sessiagh 10.0 21.7 30.3 34.1

Toome 8.6 17.1 22.6 26.6 28.7

Veagh 6.2 11.4 17.5 22.1 25.9 30.9

Waskel 7.4 14.8 20.9 25.1 28.5

Note: * includes ferox trout

169

Appendix 6.7. Back calculated growth of perch in 45 lakes within the NSSHARE area

Lake name Mean L1

Mean L2

Mean L3

Mean L4

Mean L5

Mean L6

Mean L7

Mean L8

Mean L9

Mean L10

Mean L11

Allen 6.6 11.1 15.4 18.8 22.1 25.0 27.0 29.1 31.0 32.3 35.7

Avehy 8.1 13.0 17.4 20.7 23.8 28.4 34.1 36.6

Ballydoolagh 5.2 9.9 14.6 15.4 19.6

Bawn 6.2 12.2 17.6

Beg 6.5 11.6 16.8 23.6

Bunerky 5.8 10.0 12.7 14.9 17.3 16.9 19.2 19.4

Carrick 7.7

Carrickavoy 5.0 8.2 11.0 13.6

Castlehume 5.4 10.2 15.9 18.8 21.4 20.6 22.8

Castlewellan 7.0 15.5 19.3

Clea 6.4 12.7 19.4 19.6 23.8 26.7

Corranny 9.6 18.5 20.6

Creeve 6.6 13.9

Deralk 6.7 11.7 13.9

Derg 7.0 11.0 14.8 18.0 20.9 22.9 25.2 26.5 28.6 28.6

Derrybrick 7.2 11.9 17.1

Drumacrittin 8.6 14.4

Egish 6.5 11.5 16.2 19.7 24.0 28.6 31.5 31.8 33.0

Erne Upper 6.0 12.3 21.2

Golagh 6.6 10.1 13.6 17.3 19.9 22.8 27.9

Gortnawinny 7.1 11.9 18.0

Knockballymore 5.1 8.3 14.1

Lattone 6.2 11.2 14.5 16.6 18.4 19.1

Lea 6.7 9.8 11.4 12.9

Lee 8.5 12.4 15.1 16.3 18.6 20.6

Legane 5.8 10.6 14.2 17.5 19.0 21.3

Lisleitrim 7.2

Macnean Lower 5.6 9.7 13.6 16.7 18.7 20.9 22.3 22.9 24.4 25.6

Macnean Upper 5.4 9.2 13.0 16.0 18.6 20.3 22.7 23.0 25.8

Mardal 6.1 11.6 18.9

Meenameen 5.5 10.6

Melvin 6.5 14.6 21.6 26.2 29.1 34.5

Muckno 5.8 10.8 14.6 17.8 21.8 24.4 27.9

Naback 6.0 10.3 13.4 17.4 17.8

Nalughoge 6.1 11.6 16.0 18.0

Portmore 6.3 14.1 18.6 23.6

Ross 6.8 12.1 16.9 20.1 23.4 23.4 25.5 27.9

Rossole 6.3 9.9 17.6 22.3 25.8

Roughan 7.3 12.6 16.3 22.5

Sand 6.0 9.8 12.1 18.7

Shivnagh 5.4 9.6 13.6 17.2 19.9 24.7 33.7

Skale 5.6 9.9 14.8 18.6 20.3 24.0 25.9

Tullybrick 7.6 13.1 16.7

Vearty 5.8 10.3 14.3 16.7 19.3 25.0 27.8 30.1 34.9

White 6.2 11.0 16.0 17.4 18.8

170

Appendix 6.8. Back calculated growth of roach in 32 lakes within the NSSHARE area

Lake name Mean L1

Mean L2

Mean L3

Mean L4

Mean L5

Mean L6

Mean L7

Mean L8

Mean L9

Mean L10

Mean L11

Mean L12

Allen 3.1 7.4 11.7 14.8 16.9 18.5 20.1 21.4 22.9 23.1

Avehy 3.1 7.3 11.5 14.7 17.4 18.6 20.3 22.8

Ballydoolagh 2.9 8.0 13.3 15.6 19.4 21.5 23.1 25.6 26.8

Bawn 2.8 7.4 11.4 15.5 18.7 21.9

Beg 3.1 6.3 10.3 14.7 18.2 21.1 23.4 24.6 26.7

Bunerky 3.4 7.9 12.0 15.2 17.5 20.0

Carrick 2.9 5.4 7.6 9.0 11.5 16.3

Castlehume 2.8 5.4 9.6 13.3 16.3 19.0 21.8 23.5 25.0 26.9 28.5 30.2

Corglass 2.8 7.5 12.4 15.8 19.8 21.2 24.3

Corranny 3.2 7.0 10.3 11.9 17.4 19.3 20.3 21.0 20.7 23.2

Creeve 2.8 6.1 9.1 11.9 14.2 17.8 21.9 22.1

Deralk 3.0 7.3 11.9 16.4 19.7 21.8 23.3 25.6

Derrybrick 3.4 7.3 12.2 17.3 21.6 24.3 25.7

Drumacrittin 4.4 8.3 12.9

Egish 2.9 7.7 14.1 18.7 23.1 25.0 26.0

Erne Upper 2.6 5.9 9.8 13.7 17.0 19.6 21.3 22.4 24.1 25.9 27.0

Gortnawinny 3.0 7.6 13.2 18.1 23.8

Knockballymore 3.1 5.9 9.1 11.8 14.8 17.3 17.9 19.0 20.1

Lea 2.6 8.8 13.2 14.9

Macnean Lower 3.1 6.1 9.1 12.4 15.3 16.8 18.4 19.6 20.9 21.9

Macnean Upper 3.0 6.5 9.4 11.8 14.7 15.8

Muckno 3.3 7.7 12.7 16.9 20.1 21.7 23.8 25.4

Naback 3.3 7.1 11.3 14.5 16.7 18.5 20.4 22.6 23.3

Nalughoge 2.8 7.0 11.9 16.3 17.9 20.1

Portmore 3.5 6.6 11.2 15.0 18.5 20.6 22.7 24.1 25.3 25.9 27.2

Ross 2.8 7.5 12.5 16.2 19.2 21.5 23.2

Rossole 2.9 6.8 12.3 15.6 18.3 20.4 21.9 23.3 24.3 25.8 26.7 26.0

Roughan 3.1 7.6 13.2 17.3 20.5 22.3 24.2

Sand 3.3 7.6 12.1 15.3 18.6 20.4

Town 2.9 7.5 11.4 14.5 16.7 18.9 20.4 21.8 23.4 25.1

Vearty 3.0 6.6 10.8 14.8 17.4 19.6 21.6

White 2.8 7.2 12.9 16.6 19.2 21.1 21.2 22.7 24.2 24.3