Stock overview 2 / 2024 – growing and thriving

November 22, 2024In Semi-annual reports

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That’s quite a lot! 5,483 animals from 31 taxa, i.e. species or subspecies, now live in Citizen Conservation’s population – as of our six-monthly count on 1 November 2024. They are cared for in 350 keeping facilities. Sometimes, whole series of keepers look after several CC species at the same time. These 350 facilities are spread across 135 private individuals, 39 zoos, 21 schools and 21 others. Behind the latter is a diverse bunch of institutional keepers, specivically seven show aquariums and terrariums, two natural history museums, two universities, two environmental education centres, two nature and species conservation organisations, two companies, two rescue centres and an aquarium/terrarium association as well as a social institution. Citizen Conservation – a cross-section of civil society.

Two new species

Managing all these animals and participants requires a lot of time and therefore money, which is why CC with our current staffing table has gradually reached its limits in managing 31 programmes. We therefore declared 2024 to be the ‘year of consolidation’ in order to focus on the existing programmes first. As a result, only two new species were added in the past six months, which had already been decided upon some time ago. We are all the more delighted that we have now succeeded in including the first specimens of Smith’s sabre-toothed frog (Odontobatrachus smithi) and the Huu Lien tiger gecko (Goniurosaurus huuliensis) in CC – two endangered species for which conservation breeding programmes are urgently needed.

Target achievement: advanced

In order to establish a conservation breeding programme that is as stable as possible over 40 years, a certain number of animals and facilities is required, which can be calculated on a scientific basis using population management programmes. These target numbers and the degree of target achievement are shown on each species page of our website and in the table presented here. We have achieved 85-100 % for the Majorca midwife toad (Alytes muletensis), Pátzcuaro transverse toothed newt (Ambystoma dumerilii), Rio Pescado harlequin toad (Atelopus balios), Vietnamese crocodile newt (Tylototriton vietnamensis) and Mangarahara cichlid (Ptychchromis insolitus). With other species, however, we are still at the very beginning, especially as it is not always easy to obtain founder animals for an ex situ population. Little by little, not only the bird builds its nest, but also the gecko or the marsupial frog have a hard time building …

They seem to love doing this in the care of CC participants: Rio Pescado harlequin toads mating. © Thomas Ackermann

Once lost, now a shooting star

The most spectacular success to date has been achieved with a species that was thought to be extinct just a few years ago. The very pretty Rio Pescado harlequin toad (Atelopus balios), like many other Atelopus species, had disappeared from all known habitats until Ecuadorian researchers rediscovered two populations and took some of the animals into ‘protective custody’. CC imported their offspring to Germany last year and distributed them to three zoos and two private owners. Although the small toads are not exactly easy to breed, CC has already succeeded in breeding them four times – and we have been able to distribute the young animals so well to other interested parties that we have already reached our target numbers after just one year. This is a perfect foundation to ensure the species survives the next 40 years. Provided, of course, that breeding continues to be successful. But in view of our dedicated specialists, we are extremely optimistic!

Stock overview November 2024

(You can scroll horizontally in the table.)

Scientific nameEngl. nameAnimals total (m/f/u)Keepers totalDeaths
05/24 – 10/24 (m/f/u)
External delivery
05/24 – 10/24
New offspring
05/24 – 10/24
External arrivals
05/24 – 10/24
Aim (animals, keepers)status*
Amphibians
Agalychnis lemurLemur Leaf Frog39 (6/7/25)812 (1/1/10)000225, 4019 %
Alytes muletensisMallorcan Midwife Toad1209 (77/85/1049)5396 (2/1/93)04090425, 53100 %
Ambystoma andersoniAnderson’s Salamander 109 (13/19/77)147 (3/4/0)0550225, 4042 %
Ambystoma dumeriliiLake Patzcuaro Salamander224 (59/48/117)3044 (8/8/28)0200225, 4087 %
Atelopus baliosRio Pescado Stubfoot Toad314 (13/13/288)21115 (2/0/113)1492000225, 3296 %
Bombina orientalisOriental fire-bellied Toad336 (52/36/248)2353 (5/4/44)101210225, 6069 %
Ecnomiohyla valanciferSan Martín Fringe-limbed Treefrog32 (0/0/32)21 (0/0/1)000225, 569 %
Epipedobates tricolorPhantasmal Poison Frog33 (4/2/27)519 (0/0/19)017320, 4511 %
Gastrotheca lojanaLoja Marsupial Frog12 (5/7/0)30000225, 387 %
Ingerophrynus galeatusBony-headed Toad142 (21/9/112)88 (5/1/2)01100225, 4042 %
Minyobates steyermarkiDemonic Poison Frog38 (10/12/16)70040110, 2035 %
Odontobatrachus smithiSmith's toothed frog19 /0/0/19)100019225, 386 %
Phyllobates terribilisGolden Poison Frog100 (7/4/89)1211 (2/1/8)0057225, 7031 %
Salamandra sal. almanzorisAlmanzor Fire Salamander35 (17/7/11)81 (0/0/1)0120185, 3023 %
Salamandra salamandra (D)Fire Salamander218 (31/20/167)2518 (0/2/16)03040330, 9047 %
Staurois parvusLesser Rock Skipper187 (35/33/119)33 (0/2/1)00145500, 1034 %
Telmatobius culeusTiticaca Water Frog72 (15/19/38)934 (4/3/27)0380225, 4526 %
Tylototriton vietnamensisVietnamese Crocodile Newt169 (27/37/105)3049 (7/1/41)30212185, 3096 %
Tylototriton ziegleriZiegler’s Crocodile Newt51 (11/8/32)1100029185, 3032 %
Fish
Bedotia madagascariensisMadagascar Rainbowfish130 (45/40/45)1463 (4/4/55)0170192, 1678 %
Cyprinodon veronicaeCharco Palma Pupfish172 (8/17/147)32 (1/1/0)01480225, 1548 %
Limia islaiTiger Limia314 (73/62/179)856 (0/2/54)046802000, 2028 %
Parosphromenus bintanBintan Gourami29 (15/10/4)21 (0/1/0)095100, 1521 %
Ptychochromis insolitusMangarahara Cichlid328 (38/57/233)1656 (5/3/48)0016192, 16100 %
Ptychochromis loiselleiLoiselle’s Ptycho368 (10/9/349)727 (5/5/17)0010160, 1672 %
Ptychochromis oligacanthusNosy Be Cichlid735 (9/9/717)6448 (0/0/448)0016192, 1669 %
Reptiles
Cuora cyclornataVietnamese Three-striped Box Turtle8 (0/1/7)40007100, 508 %
Goniurosaurus huuliensisHuu Lien Tiger Gecko6 (4/2/0)30006110, 555 %
Phelsuma guimbeauiMauritius Lowland Foerst Day Gecko14 (2/5/7)32 (1/1/0)076110, 559 %
Rhampholeon acuminatusNguru Spiny Pygmy Chameleon21 (13/8/0)46 (2/4/0)007215, 3610 %
Thamnophis sirtalis tetrataeniaSan Francisco Garter Snake19 (12/7/0)70008110, 2821 %

m: male, w: female, u: undetermined sex * Status = mean value of the percentage of the target number of keepers already achieved and the target number of animals