Pokemon Aquamarine and its eight variants are ROM hacks of FireRed that takes place in Manta, an entirely new region based off South America. The player character mysteriously turns into a Mew, and takes on a journey as a Pokémon trainer to figure out how to turn back to human. Here is Pokemon Aquamarine Pokedex and New Methods of Evolution.
1- Bulbasaur
2- Ivysaur
3- Venusaur
4- Charmander
5- Charmeleon
6- Charizard
7- Squirtle
8- Wartortle
9- Blastoise
10- Caterpie
11- Metapod
12- Butterfree
13- Weedle
14- Kakuna
15- Beedrill
16- Hummling (Evolves at level 18)
17- Fairikeet (Evolves at level 36)
18- Peaxie
19- Rattata
20- Raticate
21- Pichu (Evolves by happiness or by level-up)
22- Pikachu
23- Raichu
24- Spearow
25- Fearow
26- Cleffa (Evolves by happiness or by level-up)
27- Clefairy
28- Clefable
29- Nidoran♀
30- Nidorina
31- Nidoqueen
32- Nidoran♂
33- Nidorino
34- Nidoking
35- Sandshrew
36- Sandslash
37- Vulpix
38- Ninetales
39- Alolan Vulpix (Evolves with Icy Stone)
40- Alolan Ninetales
41- Zubat
42- Golbat (Evolves by happiness or by level-up)
43- Crobat
44- Onix (Evolves at level 40 or by trade with Metal Coat)
45- Steelix
46- Paras
47- Parasect
48- Venonat
49- Venomoth
50- Diglett
51- Dugtrio
52- Meowth
53- Persian
54- Dolphry♂ (Evolves at level 33 or by trade with DeepSeaTooth)
55- Triphin
56- Dolphry♀ (Evolves at level 33 or by trade with DeepSeaScale)
57- Narwish
58- Growlithe
59- Arcanine
60- Elekid
61- Electabuzz (Evolves with ThunderStone)
62- Electivire
63- Magby
64- Magmar (Evolves with Fire Stone)
65- Magmortar
66- Machop
67- Machoke (Evolves at level 40 or by trade)
68- Machamp
69- Abra
70- Kadabra (Evolves at level 40 or by trade)
71- Alakazam
72- Tentacool
73- Tentacruel
74- Geodude
75- Graveler (Evolves at level 40 or by trade)
76- Golem
77- Ponyta
78- Rapidash
79- Tangela (Evolves at level 38)
80- Tangrowth
81- Magnemite
82- Magneton (Evolves at level 40)
83- Magnezone
84- Doduo
85- Dodrio
86- Farfetch’d
87- Igglybuff (Evolves by happiness or by level-up)
88- Jigglypuff
89- Wigglytuff
90- Shellder
91- Cloyster
92- Gastly
93- Haunter (Evolves at level 40 or by trade)
94- Gengar
95- Scyther (Evolves at level 40 or by trade with Metal Coat)
96- Scizor
97- Drowzee
98- Hypno
99- Krabby
100- Kingler
101- Voltorb
102- Electrode
103- Exeggcute
104- Exeggutor
105- Cubone
106- Marowak
107- Porygon (Evolves at level 20 or by trade with Up-Grade)
108- Porygon2 (Evolves at level 40 or by trade)
109- Porygon-Z
110- Rhyhorn
111- Rhydon (Evolves at level 55 or by trade or by friendship)
112- Rhyperior
113- Chansey (Evolves by happiness or by level-up)
114- Blissey
115- Kangaskhan
116- Smoochum
117- Jynx
118- Mankey
119- Primeape
120- Staryu
121- Starmie
122- Mr. Mime
123- Pinsir
124- Tauros
125- Magikarp
126- Gyarados
127- Lapras
128- Ditto
129- Eevee
130- Vaporeon
131- Jolteon
132- Flareon
133- Espeon (Use Sun Stone)
134- Umbreon (Use Moon Stone)
135- Leafeon (Use Leaf Stone)
136- Glaceon (Use Icy Stone)
137- Sylveon (Use Shiny Stone)
138- Omanyte
139- Omastar
140- Kabuto
141- Kabutops
142- Aerodactyl
143- Snorlax
144- Articuno
145- Zapdos
146- Moltres
147- Dratini
148- Dragonair
149- Dragonite
150- Mewtwo
151- Mew
152- Chikorita
153- Bayleef
154- Meganium
155- Cyndaquil
156- Quilava
157- Typhlosion
158- Totodile
159- Croconaw
160- Feraligatr
161- Sentret
162- Furret
163- Hoothoot
164- Noctowl
165- Ledyba
166- Ledian
167- Spinarak
168- Ariados
169- Smeargle
170- Chinchou
171- Lanturn
172- Togepi (Evolves by happiness or by level-up)
173- Togetic (Evolves with Shiny Stone)
174- Togekiss
175- Wynaut
176- Wobbuffet
177- Natu
178- Xatu
179- Mareep
180- Flaaffy
181- Ampharos
182- Azurill (Evolves by happiness or by level-up)
183- Marill
184- Azumarill
185- Poliwag
186- Poliwhirl (Evolves into Politoed at level 40 or by trade with King’s Rock)
187- Poliwrath
188- Politoed
189- Sneasel (Evolves at level 30)
190- Weavile
191- Gible
192- Gabite
193- Garchomp
194- Wooper
195- Quagsire
196- Misdreavus (Evolves with Dusk Stone)
197- Mismagius
198- Murkrow
199- Honchkrow (Evolves with Dusk Stone)
200- Tyrogue
201- Hitmonlee
202- Hitmonchan
203- Hitmontop
204- Pineco
205- Forretress
206- Dunsparce
207- Gligar (Evolves at level 40)
208- Gliscor
209- Snubbull
210- Granbull
211- Horsea
212- Seadra (Evolves at level 40 or by trade with Dragon Scale)
213- Kingdra
214- Heracross
215- Unown
216- Teddiursa
217- Ursaring
218- Slugma
219- Magcargo
220- Swinub
221- Piloswine (Evolves at level 40)
222- Mamoswine
223- Remoraid
224- Octillery
225- Shuckle
226- Mantine
227- Skarmory
228- Houndour
229- Houndoom
230- Klefki
231- Phanpy
232- Donphan
233- Turtwig
234- Grotle
235- Torterra
236- Chimchar
237- Monferno
238- Infernape
239- Piplup
240- Prinplup
241- Empoleon
242- Miltank
243- Raikou
244- Entei
245- Suicune
246- Larvitar
247- Pupitar
248- Tyranitar
249- Lugia
250- Ho-Oh
251- Celebi
252- Treecko
253- Grovyle
254- Sceptile
255- Torchic
256- Combusken
257- Blaziken
258- Mudkip
259- Marshtomp
260- Swampert
261- Chespin
262- Quilladin
263- Chesnaught
264- Fennekin
265- Braixen
266- Delphox
267- Froakie
268- Frogadier
269- Greninja
270- Lotad
271- Lombre
272- Ludicolo
273- Seedot
274- Nuzleaf
275- Shiftry
276- Taillow
277- Swellow
278- Wingull
279- Pelipper
280- Ralts
281- Kirlia
282- Gardevoir
283- Gallade (Use Dawn Stone)
284- Deino
285- Zweilous
286- Hydreigon
287- Litwick
288- Lampent (Evolves with Dusk Stone)
289- Chandelure
290- Zorua
291- Zoroark
292- Riolu (Evolves with Friendship or by level-up)
293- Lucario
294- Croagunk
295- Toxicroak
296- Snorunt
297- Glalie
298- Froslass (Use Dawn Stone)
299- Nosepass (Evolves at level 40 or by friendship or with Moon Stone or with ThunderStone)
300- Skitty
301- Delcatty
302- Sableye
303- Mawile
304- Aron
305- Lairon
306- Aggron
307- Meditite
308- Medicham
309- Electrike
310- Manectric
311- Swirlix (Evolves at level 30 or with a Shiny Stone)
312- Slurpuff
313- Inkay (Evolves at level 30)
314- Malamar
315- Tropius
316- Gulpin
317- Swalot
318- Carvanha
319- Sharpedo
320- Wailmer
321- Wailord
322- Numel
323- Camerupt
324- Torkoal (Evolves from Tortot with Fire Stone)
325- Spoink
326- Grumpig
327- Spinda
328- Trapinch
329- Vibrava
330- Flygon
331- Cacnea
332- Cacturne
333- Swablu
334- Altaria
335- Zangoose
336- Seviper
337- Petilil
338- Lilligant
339- Ferroseed
340- Ferrothorn
341- Corphish
342- Crawdaunt
343- Baltoy
344- Claydol
345- Amaura
346- Aurorus
347- Tyrunt
348- Tyrantrum
349- Feebas (Evolves with Beauty or Friendship or by level-up)
350- Milotic
351- Castform
352- Kecleon
353- Shuppet
354- Banette
355- Drilbur
356- Excadrill
357- Surskit
358- Masquerain
359- Absol
360- Relicanth
361- Makuhita
362- Hariyama
363- Spheal
364- Sealeo
365- Walrein
366- Clamperl (Evolves at level 20 randomly into either Huntail or Gorebyss, or by trade with DeepSeaTooth/DeepSeaScale)
367- Huntail
368- Gorebyss
369- Shroomish
370- Breloom
371- Bagon
372- Shelgon
373- Salamence
374- Beldum
375- Metang
376- Metagross
377- Regirock
378- Regice
379- Registeel
380- Latias
381- Latios
382- Kyogre
383- Groudon
384- Rayquaza
385- Jirachi
386- Deoxys
000- MissingNo.
???- Probopass
???- Omanyte (OG)
???- Omastar (OG)
???- Kabutops (Fossil)
???- Aerodactyl (Fossil)
???- Tortot (Has 7 evolutionary paths)
???- Tortide (Evolves from Tortot with Water Stone)
???- Tortundra (Evolves from Tortot with Icy Stone)
???- Tortasty (Evolves from Tortot with Shiny Stone)
???- Tortalus (Evolves from Tortot at level 30 if ATK = DEF)
???- Tortress (Evolves from Tortot at level 30 if ATK < DEF)
???- Tortremor (Evolves from Tortot at level 30 if ATK > DEF)
???- Ghost
???- Dialga